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Product Review

Cinnamon Supplements and Spices Review

CAUTION: Some Cinnamon Products High in Toxin. See Which Passed or Failed and our Top Picks!

Cinnamon Supplements and Spices Tested by ConsumerLab.com

Product Review

Ginger Supplements, Chews & Spices Review

Tests Reveal Best and Worst Ginger Supplements & Spices. Poor Quality and Lead Contamination Discovered in Some Products.

Ginger Supplements Reviewed By Consumerlab.com

Product Review

Turmeric and Curcumin Supplements and Spices Review

See Our Top Picks Among Turmeric Products

CL Answer

There are many reports of lead contamination in turmeric spice. How can I make sure I'm not getting lead in my turmeric supplement or spice?

Find out how to avoid contaminated curcumin and turmeric supplements and spices, and see our Top Picks in our Curcumin/Turmeric Product Review.

Lead Contamination in Turmeric Spice & Supplements -- Spoonful of turmeric spice and turmeric pills

CL Answer

Which dietary supplements, health foods or spices contain high levels of lead?

Information about lead and heavy metals in vitamins, supplements and foods. Information on the adverse effects of lead.

Lead in Supplements & Foods -- concerned woman looking at pill

CL Answer

How does turmeric spice compare to curcumin (turmeric extract) in supplements? I sprinkle it on my foods and wonder if that's equivalent to taking a supplement.

What is the difference between turmeric spices used in the kitchen and turmeric supplements? Is sprinkling turmeric on my food equivalent to taking a turmeric supplement? ConsumerLab's answer explores this question.

Turmeric Spice vs. Turmeric Supplements

CL Answer

What is the best way to take curcumin? Is it better to take it all at once or in divided doses?

Find out the best way to take curcumin and turmeric supplements to increase absorption and bioavailability, plus the best way to cook with turmeric spice. ConsumerLab.com's answer explains.

CL Answer

Are there drug interactions with curcumin or turmeric?

Find out how curcumin/turmeric, and piperine (black pepper extract which is often added to curcumin and turmeric supplements) can interact with nutrient absorption and with other drugs.

Curcumin and Turmeric

CL Answer

Which deodorants and antiperspirants are contaminated with benzene and which are not?

Benzene, a carcinogen, has been detected in over 40 spray deodorants, antiperspirants, and body sprays. Tests were conducted on brands including Axe, Bath & Body Works, Brut, Degree, Dove, Gold Bond, Right Guard, Secret, Speed Stick, Suave, Old Spice, Victoria's Secret and others. Find out which products contained benzene, and how much they contained.

Benzene in Spray Deodorant

CL Answer

Black Pepper Extract & Turmeric: Is black pepper extract necessary for turmeric to be effective, and is it safe?

Find out the best way to take turmeric and curcumin supplements to increase absorption and bioavailability. ConsumerLab.com's answer explains.

Is Turmeric Only Effective with Black Pepper? -- Turmeric Supplement and Black Pepper

Clinical Update

9/03/2024

More Cinnamon Recalled Due to Lead

Another brand of cinnamon has been recalled due to lead contamination. Get the details in the Quality Concerns section of our Cinnamon Supplements and Spices Review, which includes our Top Picks among cinnamon supplements and spices (which were tested for lead and other contaminants).

Clinical Update

9/12/2024

Lead in Cinnamon

Elevated levels of lead, a toxin, were recently reported in a dozen cinnamon spices by Consumer Reports. Products with lower lead levels were considered “Best to Use,” two of which were earlier selected as Top Picks by ConsumerLab (which additionally tested products for the toxin coumarin). For details, see the Quality Concerns section of our Cinnamon Supplements & Spices Review, which includes our Top Picks.

Clinical Update

12/14/2021

Lead Contamination in Turmeric Spice

Elevated blood levels of lead in two children were linked to turmeric purchased from a local market in the U.S., according to a recent report. Get the details in the Quality Concerns section of our Turmeric and Curcumin Supplements & Spices Review, which includes our tests for lead contamination. See our Top Picks for turmeric.

Clinical Update

11/04/2024

Try Taking Cinnamon This Way

A recent study suggested that taking cinnamon as a powder may be better for controlling blood sugar than taking it as a capsule. For details, see our Cinnamon Supplements and Spices Review, which includes our Top Picks among cinnamon supplements and spices.

Also be aware that the FDA recently reported high levels of lead in yet another cinnamon powder.

CL Answer

Which supplements can help treat anemia? Do any supplements cause a low red blood cell count?

Find out which vitamin and nutrient supplements can help prevent and treat anemia in people who are nutrient deficient and learn which supplements may cause low blood cell counts, especially when used in excess.

Woman holding various vitamins and supplements in her hands

CL Answer

What are the health benefits of black cumin seed (black seed) oil?

Find out if black seed oil has health benefits, such as lowering blood pressure or cholesterol, asthma, weight loss, and others. Dosage, forms, including black seed oil and black seed powder, safety information, using black seed oil in foods and more. ConsumerLab.com's answer explains.

Black seed oil benefits -- bowl of black cumin seeds and bottle of oil

CL Answer

Can curcumin help prevent or improve symptoms of Alzheimer's disease?

Information on studies of the evidence around the effects of turmeric/curcumin and Alzheimer's.

CL Answer

How can I avoid aconite – a toxin – in Aconitum supplements?

Aconite is a highly toxic alkaloid found in Aconitum plants ( also called monkshood, wolfsbane, or devil's hood). Aconite poisoning can cause low blood pressure, chest pain, increased or decreased heart rate, and irregular heart rhythm that can lead to cardiac arrest and death. Find out which supplements may contain aconite and how to avoid it.

Aconite

Clinical Update

12/12/2023

Lead in Cinnamon Applesauce

Enormous amounts of lead have been found in cinnamon applesauce pouches. The cinnamon appears to be the source of the lead. Get the details in our Cinnamon Review, which includes our Top Picks among cinnamon supplements and spices (which were tested for lead).

Clinical Update

11/17/2023

Lead in Cinnamon Applesauce

Several cinnamon apple sauce products are being recalled after testing revealed high concentrations of lead in the products, likely from the cinnamon. Get the details about the recall, and see our tests of cinnamon supplements and spices, which found one product to contain elevated levels of lead, as well as our Top Picks for cinnamon.

Clinical Update

7/25/2024

Lead in Cinnamon

Another brand of cinnamon has been found to be contaminated with very high levels of lead. Get the details in the Quality Concerns section of our Cinnamon Review, and see our Top Picks among cinnamon supplements and spices (which we tested for lead as well as other toxic heavy metals and potential contaminants.)

Clinical Update

7/29/2024

More Cinnamon Recalled Due to Lead

Three brands of cinnamon are being recalled due to risk of lead contamination, adding to a growing list of affected products. Get the details in the Quality Concerns section of our Cinnamon Review, and see our Top Picks among cinnamon supplements and spices (which we tested for lead and other toxins.)

CL Answer

Is cinnamon dangerous for my liver? I put about a teaspoon of it in my oatmeal every day.

The most common form of cinnamon contains a naturally occurring liver toxin called coumarin. Find out how much cinnamon is safe to consume, and how often it can be consumed. Also learn how much coumarin ConsumerLab found in popular cinnamon and spices.

Liver Danger With Cinnamon -- Bowl of oatmeal with cinnamon and cinnamon sticks

CL Answer

Will sprinkling black pepper on food with turmeric help increase the bioavailability of curcumin in the turmeric?

Find out how black pepper extract (piperine, Bioperine) in supplements compares with regular black pepper added to foods with turmeric. Plus, safety, side effects and drug interactions with black pepper extract.

Turmeric Supplements and Black Pepper in Wooden Spoon on White Background

Clinical Update

11/26/2021

Contaminated Ginger

We have added information to our Ginger reviews to include recent tests of spices for toxic heavy metals, such as lead, expanding the number of brands tested.

Clinical Update

11/26/2021

Contaminated Turmeric

We have added information to our Turmeric reviews to include recent tests of spices for toxic heavy metals, such as lead, expanding the number of brands tested.

CL Answer

Will sprinkling black pepper on food with turmeric help increase the bioavailability of curcumin in the turmeric?

Find out how black pepper extract in supplements compares with regular black pepper added to foods with turmeric.

Turmeric Supplements and Black Pepper in Wooden Spoon on White Background

Clinical Update

8/05/2024

More Cinnamon Recalled

More cinnamon products are being recalled due to the potential risk of lead contamination. Get the details in the Quality Concerns section of our Cinnamon Review, and see our Top Picks among cinnamon supplements and spices (which we tested for lead and other toxins.)

Clinical Update

3/15/2024

Cinnamon & Blood Sugar

Did supplementing with cinnamon lower blood sugar in men and women with prediabetes? See what a recent study found in our Cinnamon Supplements and Spices Review.

Be aware that lead contamination was recently reported in several brands of cinnamon, as discussed in our Review, which also includes our Top Picks for ground cinnamon to avoid lead and other toxins.

Clinical Update

4/12/2024

Cinnamon Recall

Another brand of cinnamon has been recalled for elevated levels of lead. Get the details in the Quality Concerns section of our Cinnamon Supplements and Spices Review, which also identifies our Top Picks for ground cinnamon to avoid toxins.

Clinical Update

10/07/2024

Turmeric Supplements vs Spices

How do turmeric supplements compare to turmeric spices in terms of potentially beneficial curcumin compounds and contamination with toxic heavy metals? Find out in our article about turmeric supplements vs. spices. Also see our Top Picks among turmeric supplements and spices.

Clinical Update

8/22/2023

Turmeric Interactions

Consuming large amounts of turmeric spice may increase the effects of tacrolimus, an immunosuppressant medication, although moderate amounts may not have this effect, as was recently reported. Get the details, and learn about other potential interactions with turmeric and curcumin, in the Concerns and Cautions section of our Turmeric and Curcumin Supplements & Spices Review.

Also see our Top Picks among turmeric supplements and spices.

Clinical Update

5/07/2024

RoundUp in Cinnamon

A recent study found glyphosate (RoundUp) in some popular brands of cinnamon. Is this a health concern? Get the brand-specific details in the Quality Concerns section of our Cinnamon Supplements & Spices Review. Also see our Top Pick among cinnamon spices and supplements.

Clinical Update

7/29/2024

Turmeric Root for Depression?

Did taking turmeric root extract for one year reduce depression severity in people with depression? Find out what a recent study showed in the Depression section of our Turmeric and Curcumin Supplements and Spices Review, which includes our Top Picks among supplements and spices.

Clinical Update

2/13/2024

Turmeric Instead of Salt

Adding certain spices, such as turmeric, can significantly reduce the amount of salt needed to add saltiness to food, according to a recent study. Get the details, and see our Top Pick among tested turmeric spices, in our Turmeric & Curcumin Review.

Also see: Do “lite” salts and salt substitutes containing potassium help lower blood pressure and reduce heart risks? Are they safe?

Clinical Update

7/04/2018

Cooking With Turmeric

Is cooking with turmeric a good way to get curcumin? How does it compare with taking a supplement? Find out what studies are showing in the ConsumerTips section of the Turmeric and Curcumin Supplements & Spices Review. (Also see our Top Picks for turmeric spices and turmeric/curcumin supplements.)

Clinical Update

9/03/2019

Curcumin and Crohn's Disease

Can curcumin help prevent recurrence in people with Crohn's disease? See what a recent study found, plus the evidence for curcumin in other conditions, in the What It Does section of the Turmeric and Curcumin Supplements and Spices Review. Also see our Top Picks for turmeric and curcumin supplements and spices.

Clinical Update

7/21/2020

Cinnamon for Prediabetes?

Does taking a daily cinnamon supplement help control blood sugar in people with pre-diabetes? See the results of a recent study in the What It Does section of the Cinnamon Supplements & Spices Review. Also see our Top Picks among cinnamon supplements and among cinnamon spices.

News Release

December 28, 2023

10 Most Popular ConsumerLab Product Reviews of 2023

White Plains, New York, December 28, 2023 —  In 2023, ConsumerLab tested more than two hundred products, adding to its extensive Product Reviews covering 150 categories of supplements, foods, and other health products. Among these, the following 10 were the most popular in 2023:

News Release

June 29, 2023

ConsumerLab Tests Reveal the Best Turmeric and Curcumin Supplements & Spices

White Plains, New York, June 29, 2023 —  Turmeric and curcumin (a key compound in turmeric) are promoted for uses including osteoarthritis, seasonal allergies, and ulcerative colitis, as well as improving cognition and reducing symptoms of depression.

News Release

December 22, 2020

Best and Worst Ginger Supplements, Chews & Spices Identified by ConsumerLab. Contamination, Less Ginger Than Expected in Some Products.

White Plains, New York, December 22, 2020 — Ginger is not only a popular spice but may reduce nausea from motion sickness and pregnancy and modestly decrease pain from osteoarthritis. Key compounds in ginger known as gingerols are believed to be active components of ginger.

News Release

December 11, 2020

Caution With Cinnamon: ConsumerLab Tests Reveal High Amounts of Toxin in Some Supplements and Spices

White Plains, New York, December 11, 2020 — Cinnamon is a favorite spice that may modestly help lower blood sugar levels, likely due beneficial proanthocyanidins (PACs).

Clinical Update

2/24/2023

Curcumin for Fatty Liver?

Does curcumin supplementation decrease cholesterol, triglycerides, or liver enzyme levels in people with non-alcoholic fatty liver disease (NAFLD)? Find out what a recent study showed in the What It Does section of our Turmeric and Curcumin Review. Also see our Top Picks among turmeric and curcumin supplements and spices.

Clinical Update

1/06/2023

Turmeric & Curcumin Bleeding Risk?

Although uncommon, turmeric and curcumin supplementation may increase bleeding risk during medical procedures, as reported recently. Turmeric and curcumin may also increase bleeding risk in people taking blood-thinning medication. For details, see the Concerns and Cautions section of our Turmeric and Curcumin Supplements and Spices Review.

Clinical Update

5/02/2023

Cinnamon for Lowering Blood Sugar?

Did taking capsules of true (Ceylon) cinnamon reduce fasting blood sugar or HbA1c in people with type 2 diabetes? See what a new study found in the What It Does section of our Cinnamon Supplements Review, which includes our Top Picks among cinnamon supplements and spices.

Clinical Update

5/16/2023

Turmeric Formula Change

We learned that the ingredient formula in our Top Pick for Turmeric/Curcumin for dogs has changed -- see the Update. Also see our Top Picks among curcumin supplements for people and among turmeric spices.

Clinical Update

9/08/2023

Curcumin for Rheumatoid Arthritis?

Curcumin (from turmeric) may reduce symptoms of rheumatoid arthritis, but does it also reduce the frequency of flare-ups? See what a new study found in the Arthritis section of our Turmeric and Curcumin Supplements and Spices Review, which includes our Top Picks among products.

Also see: Which supplements help with arthritis?

Clinical Update

10/13/2023

Ginger for Menstrual Pain

Ginger supplementation reduced menstrual pain and other symptoms in women with dysmenorrhea in a recent study. Get the details in the What It Does section of our Ginger Supplements & Spices Review. Also see our Top Picks among ginger supplements.

Clinical Update

7/05/2023

Curcumin for Knee Pain?

Did curcumin supplementation decrease pain or improve function in people with knee osteoarthritis? See what a new study found in the Osteoarthrits section of our Turmeric and Curcumin Supplements Review, which includes our Top Picks among turmeric/curcumin supplements and spices.

Also see: Which supplements help with arthritis?

Clinical Update

5/29/2024

Curcumin for Fatty Liver?

Did taking curcumin decrease liver fat in people with fatty liver disease? Find out what a recent study showed in the Fatty Liver section of our Turmeric and Curcumin Review. Also see our Top Picks among turmeric and curcumin supplements and spices.

Clinical Update

6/18/2024

Curcumin for Fatty Liver?

Does curcumin reduce liver inflammation and scarring in people with advanced fatty liver disease? Find out in the Fatty Liver Disease section of our Turmeric and Curcumin Supplements and Spices Review, which includes our Top Picks for curcumin and turmeric.

Clinical Update

5/07/2024

Change in Ginger Product

We recently learned of a change to the ginger supplement that had the highest concentration of ginger compounds in our tests. See the Update in our Ginger Supplements and Spices Review, which includes our Top Picks for ginger.

Clinical Update

5/07/2024

Turmeric for Arthritis?

Does supplementing with turmeric extract (curcumin) help reduce joint pain in people with rheumatoid arthritis? Find out what a recent study showed in the Arthritis section of our Turmeric and Curcumin Supplements and Spices Review, which includes our Top Picks for turmeric and curcumin.

Also see: Which supplements help with arthritis?

Clinical Update

8/12/2024

Turmeric Tea?

Is turmeric tea a good way to get curcumin (the key compound in turmeric)? Find out in the ConsumerTips section of our Turmeric and Curcumin Supplements Review, which includes our Top Picks among turmeric and curcumin supplements & spices.

Clinical Update

9/06/2024

Ginger for Peptic Ulcer?

Did taking ginger supplements after medical treatment for peptic ulcer disease improve outcomes? Find out in the What It Does section of our Ginger Supplements Review, which includes our Top Picks among ginger supplements, chews, and spices.

Also see: 8 Supplements That May Help Treat Peptic Ulcers – And Some to Avoid

Clinical Update

9/09/2024

Does Curcumin Interfere With MRIs?

Curcumin appeared to interfere with a magnetic resonance imaging (MRI) scan in a recently reported case. Learn more in the Concerns and Cautions section of our Turmeric and Curcumin Supplements Review, which includes our Top Picks among turmeric and curcumin supplements and spices.

(Be aware that iron supplements may also interfere with MRI scans.)

Also see: Which vitamins and supplements should be stopped before getting blood work and laboratory tests?

Clinical Update

10/14/2024

Turmeric-Related Liver Injury

Eleven more cases of turmeric-related liver injury in the U.S. were recently analyzed. Get the details in the Concerns and Cautions section of our Turmeric and Curcumin Supplements Review, which includes our Top Picks among supplements and spices.

Also see: Is there a risk of liver toxicity with certain supplements?

Clinical Update

12/16/2024

Turmeric/Ozempic Interaction?

A recent case of liver injury suggests the possibility that GLP-1 medications may increase the risk of liver injury with high-dose turmeric. For details, see the Concerns and Cautions section of our Turmeric Supplements Review, which includes our Top Picks among turmeric and curcumin supplements & spices.

Clinical Update

1/14/2022

Curcumin for Knee Pain?

Can curcumin reduce knee pain and improve function in people with osteoarthritis? See what a recent study found in the Osteoarthritis section of our Turmeric and Curcumin Supplements and Spices Review. Also see our Top Picks among turmeric and curcumin supplements.

Clinical Update

1/18/2022

Curcumin After Knee Surgery?

Does supplementing with curcumin after knee surgery reduce pain? See what a recent study found in the Osteoarthritis section of the Turmeric and Curcumin Supplements and Spices Review. Also see our Top Picks for curcumin and turmeric.

Clinical Update

1/27/2021

Curcumin for Reducing Muscle Soreness?

Can taking curcumin (from turmeric) reduce muscle soreness related to exercise – and does it enhance muscle strengthening from exercise? See what a new study found in the Muscle Soreness and Recovery section of the Turmeric and Curcumin Supplements & Spices Review. Also see our Top Picks for turmeric/curcumin.

Clinical Update

3/27/2021

Curcumin & Prostate Cancer

Does curcumin benefit men undergoing chemotherapy for prostate cancer? See what a new study found in the What It Does section of our Turmeric and Curcumin Supplements & Spices Review. Also see our Top Picks among turmeric and curcumin products.

Clinical Update

8/07/2021

Curcumin for Indigestion?

How well does curcumin (from turmeric) improve digestive symptoms such as indigestion, diarrhea or constipation? See what a new study found in the What It Does section of our Turmeric and Curcumin Supplements & Spices Review. Also see our Top Picks among turmeric and curcumin products.

Clinical Update

8/14/2021

Vietnamese Cinnamon Concern

Our tests of cinnamon found higher concentrations of the toxin coumarin in Vietnamese cinnamon. A similar finding was recently reported. Learn more in our Cinnamon Supplements & Spices Review – and see how products compared in our tests.

Clinical Update

8/23/2021

Inferior Turmeric on Amazon

Tests of turmeric and curcumin supplements purchased on Amazon showed that many provided very little curcumin, a key compound in turmeric, and other problems. Get the details in the Quality Concerns section of our Turmeric and Curcumin Supplements & Spices Review. Also see our Top Picks among turmeric and curcumin products.

Clinical Update

10/26/2021

Curcumin for Indigestion?

Can curcumin (from turmeric) reduce symptoms of indigestion? See what a new study found in the What It Does section of our Turmeric and Curcumin Supplements & Spices Review. Also see our Top Picks among turmeric and curcumin products.

Clinical Update

4/22/2022

Fresh Ginger vs. Ginger Supplements

How much fresh ginger is equivalent to what is in a ginger supplement? Find out in the ConsumerTips section of our Ginger Supplements Review. Also see which ginger supplements passed or failed our tests, and what's in ginger spices and ginger ale, based on our tests.

Clinical Update

5/24/2022

Skin Yellowing from Turmeric/Curcumin

Taking turmeric or curcumin has been reported to cause yellowing of the skin in some circumstances. Get the details in the updated Concerns and Cautions section of our Turmeric and Curcumin Supplements and Spices Review.

Clinical Update

5/24/2022

Curcumin for Parkinson's?

Does adding curcumin to standard treatment for Parkinson’s disease improve symptoms and the quality of life? Find out what a recent study showed in the Other Uses section of our Turmeric and Curcumin Supplements and Spices Review.

Clinical Update

6/14/2022

Curcumin for COVID?

Does curcumin supplementation reduce symptoms such as cough, sore throat, and shortness of breath in people with mild to moderate COVID-19? See what a recently published study found in the What It Does section of our Turmeric and Curcumin Supplements and Spices Review.

Also see our article about other supplements proposed to help prevent or treat COVID-19.

Clinical Update

7/06/2022

Curcumin for Fatty Liver?

Does supplementing with curcumin decrease liver fat in people with fatty liver? See what a recent study found in the What It Does section of the Turmeric and Curcumin Supplements and Spices Review.

Also see our answer to the question: Do any supplements help with fatty liver disease? Are some diets more beneficial than others?

Clinical Update

10/14/2022

Curcumin With Fenugreek?

Fenugreek is being added to some curcumin supplements. Find out why in the Absorption and Bioavailability section of our Turmeric and Curcumin Supplements and Spices Review.

Clinical Update

10/18/2022

Liver Injury From Turmeric/Curcumin

Several cases of turmeric/curcumin-related liver injury have been reported in the U.S. in recent years. Learn the most common symptoms and who is most likely to be affected in the Concerns and Cautions section of our Turmeric and Curcumin Supplements and Spices Review.

Also see our Answer to the question: "Is there a risk of liver toxicity with certain supplements?"

Clinical Update

11/18/2022

Curcumin and Allergy Tests

Does taking curcumin interfere with a test to detect allergies? Find out in the Concerns and Cautions section of our Curcumin and Turmeric Supplements & Spices Review.

Also, see our article about supplements that may interfere with laboratory tests.

Clinical Update

12/09/2022

Curcumin Effect on Iron Absorption

Curcumin may reduce the absorption of iron, and this interaction seems to depend on timing. Get the details in the Concerns and Cautions section of our Turmeric and Curcumin Supplements and Spices Review.

Clinical Update

1/04/2020

Curcumin for Blood Sugar Control?

Preliminary research suggests that curcumin (from turmeric) taken with meals can reduce the increases in blood sugar and insulin levels that occur after eating. But does curcumin help people with pre-existing type 2 diabetes? See what a recent study found in the What It Does section of the Turmeric and Curcumin Supplements & Spices Review. Also see our Top Picks among turmeric and curcumin products.

Clinical Update

12/22/2018

Curcumin for Muscle Soreness

Does curcumin reduce muscle inflammation or soreness from intense exercise? Find out what recent studies have shown in the Muscle Soreness and Recovery After Exercise section of the Turmeric and Curcumin Supplements & Spices Review. (Also see our Top Picks among products.)

Clinical Update

7/05/2014

Curcumin Reduces Soreness After Exercise

Taking curcumin before and after intense exercise significantly reduced muscle soreness in young, healthy men, according to a new study. Get the details, including the brand and dose of curcumin used, plus our tests of curcumin supplements, in the updated Turmeric and Curcumin Supplements and Spices Review >> 

Clinical Update

6/03/2014

Curcumin for Knee Osteoarthritis

A new study found that curcumin taken for six weeks significantly improved physical functioning and reduced pain among people with osteoarthritis of the knee. For details, as well as our tests of similar curcumin products, see the update to the Turmeric and Curcumin Supplements and Spices Review >>

Clinical Update

3/22/2016

Curcumin for Muscle Soreness?

Some studies show that curcumin (from turmeric) can reduce muscle soreness after exercise. However, a more recent study failed to show this benefit. Get the details, including the dose and brand of curcumin used, in the "What It Does" section of the Turmeric and Curcumin Supplements & Spices Review >>

Clinical Update

11/05/2016

Cinnamon to Lower Blood Sugar?

A study in people with elevated blood sugar levels found that a particular cinnamon extract (which CL has tested) modestly lowered blood sugar levels. The way the data was analyzed, however, appears flawed in our opinion. Get the details in the "What It Does" section of Cinnamon Supplements and Spices Review >>

Clinical Update

10/04/2016

Curcumin for Depression & Anxiety

Curcumin reduced symptoms of depression and anxiety in people with major depression, at a lower dose than previously used, according to a new study. Get the details in the "What It Does" section of the Turmeric and Curcumin Supplements and Spices Review >>

Clinical Update

4/04/2017

Curcumin for Muscle Soreness?

Several studies have evaluated curcumin to reduce muscle soreness, pain, and loss of power after exercise. The most recent study showed little benefit. For details, see the "What It Does" section of the new Turmeric/Curcumin Supplements & Spices Review >>

Clinical Update

9/14/2018

Curcumin for Blood Sugar Control

Does taking curcumin with a meal help control blood sugar levels? See what a study found in the What It Does section of the Turmeric and Curcumin Supplements Review. (Also see our Top Picks among curcumin and turmeric supplements and spices.)

Clinical Update

9/22/2018

Cinnamon Side Effects

If you take a cinnamon supplement (or regularly use large amounts of cinnamon), be aware of the potential for side effects. See the Concerns and Cautions section of the Cinnamon Supplements Review. (Also see what our tests of cinnamon supplements and spices found and our top choices among products).

Clinical Update

9/20/2016

Curcumin for Arthritis

An analysis of several clinical studies showed compelling evidence that curcumin (extracted from turmeric) can be effective in treating symptoms of osteoarthritis as well as rheumatoid arthritis. For details, including dosage, see the "What It Does" section of the Turmeric and Curcumin Supplements and Spices Review >>

Clinical Update

3/30/2019

Curcumin Interactions

Curcumin (from turmeric) can interact with a variety of medications, requiring discontinuation of curcumin or adjustment in medication dosage. The most recently reported interaction is with tamoxifen. For details, see the Concerns and Cautions section of the Turmeric and Curcumin Supplements and Spices Review. Also see our Top Picks among products.

Clinical Update

8/20/2019

Turmeric for Knee Pain

Several short-term studies have shown moderate benefit with turmeric extracts. Get the details, including results of a recent study, in the What It Does section of the Turmeric & Curcumin Supplements and Spices Review. Also see our Top Picks among products.

Clinical Update

5/05/2018

Cinnamon for Arthritis

Taking cinnamon as a supplement was found to decrease symptoms of rheumatoid arthritis in a recent study. Get the details and learn what else cinnamon can do (particularly regarding blood sugar) in the What It Does section of the Cinnamon Supplements & Spices Review. (Also see our test results for popular cinnamon supplements).

Clinical Update

4/27/2021

Best Curcumin Formulation?

Which curcumin formula has the best bioavailability? Learn what a recent study found when comparing the popular formulas C3 Complex, Meriva, NovaSOL and Turmipure Gold. See the Absorption and Bioavailability section of the Turmeric and Curcumin Supplements and Spices Review. Also see our Top Picks among turmeric and curcumin products.

Clinical Update

5/01/2021

Curcumin and Gout

Can curcumin help people with gout by lowering blood levels of uric acid? Find out in the What It Does section of our Turmeric and Curcumin Supplements and Spices Review. Also see our Top Picks for curcumin and turmeric.

Clinical Update

5/25/2021

Ginger for Stomach Flu?

Can ginger extract reduce vomiting due to stomach flu? See what a new study found in the What It Does section of the Ginger Supplements Review. Also see our Top Picks among ginger supplements, chews, and spices.

Clinical Update

9/18/2020

Turmeric for Knee Pain?

Can turmeric reduce pain and swelling in people with knee osteoarthritis? Find out what a recent study showed in the What It Does section of our Turmeric and Curcumin Supplements and Spices Review. Also see our Top Picks among curcumin and turmeric supplements.

Clinical Update

4/20/2019

Curcumin for Asthma?

Find out if curcumin (from turmeric powder) decreased asthma symptoms in a recent study, as described in the What It Does section of the Curcumin and Turmeric Supplements & Spices Review. Also see our Top Picks for curcumin and turmeric supplements.

Clinical Update

4/18/2020

Curcumin, Insulin & Alzheimer's?

Curcumin (from turmeric) may provide a modest benefit in people with insulin resistance and a new study suggests this may also reduce biomarkers of Alzheimer's disease. For details, see the What It Does section of the Turmeric and Curcumin Supplements and Spices Review. Also see our Top Picks for curcumin.

News Release

September 27, 2019

Best Turmeric and Curcumin Supplements and Spices Identified by ConsumerLab

White Plains, New York, September 27, 2019 — Turmeric and curcumin (the major compound in turmeric) are among the most popular supplements, promoted to reduce inflammation and help with conditions such as arthritis as well as indigestion and depression.

Recalls & Warnings

April 24, 2024

Organic Basil Sold at Trader Joe’s & Other Markets Recalled Due to Salmonella Risk

On April 18, 2024, Infinite Herbs, LLC issued a recall of certain packages of Infinite Herbs and Melissa’s brand fresh organic basil due to the potential presence of Salmonella.

News Release

April 04, 2017

ConsumerLab.com Reveals Best and Worst Turmeric and Curcumin Supplements & Spices -- 31% Fail ConsumerLab.com Tests of Quality

White Plains, New York, April 4, 2017 — Turmeric and its key compound, curcumin, may be help reduce symptoms of inflammation in rheumatoid arthritis and osteoarthritis and may be helpful in treating depression, diabetes, and indigestion.

News Release

January 05, 2016

Cinnamon Spices and Supplements Found to Vary Widely in Levels of Potentially Helpful and Harmful Compounds Reports ConsumerLab.com

White Plains, New York, January 5, 2016 — Cinnamon supplements may be helpful for controlling blood sugar in people with type 2 diabetes or prediabetes, possibly due to compounds known as proanthocyanidins or PACs.

Recalls & Warnings

April 27, 2023

Ground Cumin Recalled Due to Salmonella Risk

On April 20, 2023, Lipari Foods issued a recall of one lot of Lipari branded Ground Cumin Tubs due to the potential presence of Salmonella.

Recalls & Warnings

November 16, 2023

Toxic Levels of Lead Found in Cinnamon Applesauce

WanaBana, Schnucks, and Weis apple cinnamon fruit puree pouches have been recalled after being linked, as of December 5, 2023, to 64 reports of illness, including four children with potential lead toxicity.

News Release

December 16, 2013

What's Really in Turmeric Supplements and Spices? You May Not Want to Know -- 33% of Turmeric/Curcumin Supplements Fail ConsumerLab.com's Review; Filth Found in Spices

White Plains, New York, December 16, 2013 — Supplements containing the herb turmeric or its key constituent, curcumin, are popular treatments for inflammatory diseases. ConsumerLab.

Recalls & Warnings

April 10, 2024

Powerade Variety Packs Recalled

On February 27, 2024, the Coca-Cola Company issued a recall of various lots of Powerade Zero Fruit Punch, Powerade Zero Mixed Berry, and Powerade Mountain Berry Blast electrolyte drinks because the products may contain a foreign metal object, namely a stainless-steel ring.

Recalls & Warnings

May 16, 2024

Great Value Chia Seeds Recalled Due to Salmonella Risk

On May 10, 2024, Natural Sourcing International issued a recall of one lot of Great Value Organic Black Chia Seeds 32 oz. (sold at Walmart) due to the potential presence of Salmonella.

Recalls & Warnings

September 06, 2022

Sand Ginger Powder Recalled in Canada Due to Aconite

On September 1, 2022, Ka Wing Hong issued a recall of Mr. Right brand Keampferia Galanga Powder (sand ginger powder), a common spice used in Asian cuisine, due to aconitine contamination.

Recalls & Warnings

December 20, 2021

Pantene, Herbal Essences, & Other Brands of Dry Shampoo and Conditioner Recalled Due to Benzene

On December 17, 2021, Procter & Gamble issued a recall of 26 aerosol spray dry shampoos and conditioners from six brands, including Aussie, Herbal Essences, Hair Food, Old Spice, Pantene, and Waterless Hair Care, because some of the products were found to contain benzene.

Recalls & Warnings

October 04, 2016

Turmeric Spice Recalled Due to Elevated Lead Levels

On September 26, 2016, Spices USA Inc. issued a recall of 772 bags of TASTY SAWA GROUND TURMERIC because it contains elevated levels of lead.

Recalls & Warnings

August 08, 2016

Turmeric Spice Recall Expanded to Include More Brands

On August 5, 2016, Gel Spice, Inc. expanded its recall of one lot of Fresh Finds Ground Turmeric Powder to include other turmeric spices sold under different brand names due to elevated levels of lead.

Recalls & Warnings

July 10, 2020

Sundial Herbal Recalls More Than Sixty Products Including Turmeric, Cinnamon & Tea

On July 9, 2020, Sundial Herbal Products issued a recall of more than 60 herbal products because they were misbranded and/ or promoted with drug claims. Their labels contain drug claims stating the products can diagnose, cure, mitigate, treat, or prevent disease.

Recalls & Warnings

August 05, 2016

More Turmeric Spice Recalled

On August 5, 2016, JM Exotic Foods, Inc. issued a recall of ground turmeric because it was found to contain elevated levels of lead.

Recalls & Warnings

July 29, 2016

Ground Turmeric Spice Recalled Due to Lead Contamination

On July 28, 2016, Gel Spice, Inc. issued a voluntary recall one lot of Fresh Finds Ground Turmeric Powder because it was found to contain elevated levels of lead.

Recalls & Warnings

October 17, 2017

Organic Tarragon Spice Recalled Due to Salmonella Risk

On October 16, 2017, Organic Spices, Inc. dba Spicely Organics issued a recall of its Organic Tarragon because it has the potential to be contaminated with Salmonella.

Recalls & Warnings

October 17, 2013

Turmeric Spice Powder Recalled Due To High Lead Levels

On October 3, 2013, the OnTime Distribution Inc. issued a voluntary recall of PRAN brand spice powder Turmeric because it was found to contain high levels of lead.

Recalls & Warnings

February 17, 2018

FDA Reports Prevalence of Salmonella In Retail Spices

An FDA study of 11 different types of spices sold in retail stores throughout the U.S. found the prevalence of Salmonella contamination to be less than 1%. Overall, this was significantly lower than when the same types of spices were tested at the time of import to the U.S.

Recalls & Warnings

April 08, 2017

Woman Dies After Receiving Turmeric Infusion

On March 16, 2017, a San Diego, California woman died days after receiving an IV infusion of turmeric.   Jade Erick, age 30, suffered a brain injury and cardiac arrest after receiving the first 5 mL of a 250 mL infusion of turmeric in the office of a naturopathic doctor.

Recalls & Warnings

November 29, 2016

Bentonite Clay Promoted for "Detoxification" Contaminated With Lead

On June 17, 2016, the FDA issued a warning letter to Best Bentonite, following a facility inspection and laboratory analysis of product sample which found the company's Best Bentonite to be contaminated with lead.

Recalls & Warnings

November 08, 2016

Chinese Herbal Supplement With Lead Contamination Recalled

On November 7, 2016, Ton Shen Health issued a recall its Life Rising brand of Side Head Regulator TT tablets because they were found to contain elevated levels of lead for children under the age of 18.

Recalls & Warnings

August 31, 2016

Recall of Dangerous Chinese Herbal Supplement Expanded

On August 30, 2016, Ton Shen Health expanded its initial recall of DHZC-2 tablets to include all lots purchased before August 24, 2016, due to potential contamination with elevated levels of lead.

Recalls & Warnings

August 16, 2016

Chinese Herbal Supplement Recalled Due to Lead Contamination

On August 11, 2016, Ton Shen Health issued a recall its DHZC-2 tablets due to potential contamination with elevated levels of lead.

Recalls & Warnings

August 05, 2017

Children's Ayurvedic Medicine Formula Contains High Levels of Lead

On August 4, 2017, the FDA warned parents and caregivers not to use Balguti Kesaria Ayurvedic Medicine due to the risk of lead poisoning. 

Recalls & Warnings

September 18, 2015

High Levels of Mercury and Lead Found in Ayurvedic Herbal Supplements

On September 17, 2015, the FDA announced that Shree Baidyanath Ayurved Bhawan Ayurvedic dietary supplements were found to contain high levels of lead and/or mercury, which can cause serious health problems.

Recalls & Warnings

September 27, 2014

Chinese Flu Product Poses Lead Poisoning Risk

On September 26, 2014, the FDA warned parents and caregivers not to buy or use Bo Ying compound (manufactured by Eu Yan Sang) due to the potential risk of lead poisoning.

Recalls & Warnings

July 01, 2013

Teas Recalled Due To Potential Botulism Contamination

One June 28, 2013, Harmony Chai issued a voluntary recall of its Concentrated Black Spiced Chai and Decaffeinated Rooibos Chai bottled tea drinks, because they have the potential to be contaminated with Clostridium botulinum.

Recalls & Warnings

August 16, 2014

McCormick Ground Oregano Recalled Due to Salmonella Risk

On August 13, 2014, McCormick & Company, Incorporated issued a voluntary recall of McCormick Ground Oregano (0.75 oz bottle) because it has the potential to be contaminated with Salmonella.