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Product Review

Fish Oil, Krill Oil, and Algal Oil Omega-3 (DHA & EPA) Supplements Review

See Our Omega-3 Top Picks and Avoid Rancid Fish Oils.

Fish Oil and Other Marine Oil Supplements Reviewed by ConsumerLab.com

Product Review

Vitamin D Supplements Review (Including Calcium, Magnesium, Vitamin K, and Boron)

Find the Best Vitamin D Supplement and Avoid Problems

Vitamin D Review 2024

Recalls & Warnings

February 20, 2024

Nordic Naturals Infant Liquid Vitamin D Recalled Due to Excessive Vitamin D

On February 17, 2024, Nordic Naturals issued a recall of one lot (approximately 3,800 units) of Nordic Naturals Baby’s Vitamin D3 Liquid because it contains elevated levels of vitamin D. The product is labeled as containing 400 IU (10 mcg) per the suggested serving of 0.25 mL.

CL Answer

Is echium oil a good alternative to fish oil? I am allergic to fish.

Echium oil as an alternative to fish oil. Learn more for those with fish allergies, including information on omega-3 fatty acids.

Fish Oil Tablets and Liquid on White Background

Clinical Update

10/20/2023

Doctor's Best, Nature's Way, Nordic Naturals, Solaray and Vitacost

We've added information about how to purchase authentic products from each of these brands to our article How to Avoid Buying Counterfeit Vitamins and Supplements, which now covers 32 brands.

CL Answer

Should you take olive oil as a supplement?

Although extra virgin olive oil has many possible health benefits, such as reduced risk of heart disease and improved blood sugar control, these and other benefits have been demonstrated when olive oil replaces for saturated fats in the diet, not when taken as a supplement, as we explain.

Olive oil being poured into a spoon being held over a bowl

CL Answer

Where to Safely Buy Real Vitamins and Supplements Online, Not Fakes or Counterfeits

ConsumerLab explains how to avoid counterfeit vitamins and supplements when shopping online on Amazon, Walmart.com, and other sites. Learn to identify authorized sites and sellers and avoid fake supplements. Use the brand-by-brand guide to protect yourself from risk.

Woman in Orange Sweater

News Release

February 25, 2024

Top-rated Vitamin and Supplement Brands and Merchants for 2024 Based on Consumer Satisfaction

White Plains, New York, February 25, 2024 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on over 10,000 responses collected in November/December 2023.

News Release

October 24, 2023

Best Fish Oil and Omega-3 Supplements? ConsumerLab Tests Reveal Some Are Rancid

White Plains, New York, October 24, 2023 —  Recent ConsumerLab tests of popular fish, krill, and algal oil supplements revealed several products to be rancid. Fish and marine oils that are rancid, or “oxidized,” can have an extremely unpleasant odor and taste, and may be less safe and effective.

News Release

February 25, 2023

Top-rated Vitamin and Supplement Brands and Merchants for 2023 Based on Consumer Satisfaction

White Plains, New York, February 25, 2023 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 8,600 responses collected in November/December 2022.

News Release

April 13, 2022

ConsumerLab Tests Vitamin D Supplements and Cautions About Dose

  White Plains, New York, May 12, 2022 — Getting sufficient vitamin D is essential for healthy bones and has a wide range of other health benefits. It's no wonder that it has been the #1 supplement in popularity year-after-year in ConsumerLab's survey of supplement users.

CL Answer

Does collagen taken as a supplement help with arthritis? I'm seeing it in products for joint health.

Learn more about collagen supplements, including evidence from clinical studies on arthritis and muscle strength and safety.

Collagen Supplements for Joint Pain

CL Answer

Which supplements can help me sleep and which cause insomnia?

Find out which supplements may improve sleep, including melatonin, L-tryptophan, and magnesium, and which may make sleeping more difficult.

Supplements for Sleep -- woman awake in bed

Recalls & Warnings

February 22, 2024

Nutracelle Children’s Gummy Vitamin Recalled

On February 2, 2020, Health Canada (the Canadian equivalent of the FDA) advised consumers that one lot of Nutracelle Nutramin Vitamin for Kids is being recalled by the manufacturer (Wildman Protein Treats Ltd.

News Release

February 25, 2022

Top-rated Vitamin and Supplement Brands and Merchants for 2022 Based on Consumer Satisfaction

White Plains, New York, February 25, 2022 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 8,049 responses collected in November/December 2021.

News Release

February 25, 2021

Top-rated Vitamin and Supplement Brands and Merchants for 2021 Based on Consumer Satisfaction -- Results of the ConsumerLab.com Survey of Vitamin & Supplement Users

White Plains, New York, February 25, 2021 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 9,647 responses collected in November 2020.

News Release

February 25, 2020

Top-rated Vitamin and Supplement Brands and Merchants for 2020 Based on Consumer Satisfaction -- Results of the ConsumerLab.com Survey of Vitamin & Supplement Users

White Plains, New York, February 25, 2020 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 9,782 responses collected in late November and early December 2019.

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.

News Release

February 25, 2019

Top-rated Vitamin and Supplement Brands and Merchants for 2019 Based on Consumer Satisfaction -- Results of the ConsumerLab.com Survey of Vitamin & Supplement Users

White Plains, New York, February 25, 2019 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 10,931 responses collected in late November and early December 2018.

News Release

November 19, 2018

Tests Reveal Best Fish Oil Supplements and How They Compare to Prescription Fish Oil

White Plains, New York, November 19, 2018 — Fish and marine oil supplements containing the omega-3 fatty acids EPA and DHA offer a range of potential benefits for improving mental health, reducing inflammation, and even cancer prevention.

News Release

February 25, 2018

Top-rated Vitamin and Supplement Brands and Merchants for 2018 Based on Consumer Satisfaction

White Plains, New York, February 25, 2018 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 11,446 responses collected in late November and early December 2017.

News Release

February 25, 2017

Top-rated Vitamin and Supplement Brands and Merchants for 2017 Based on Consumer Satisfaction

White Plains, New York, February 25, 2017 — Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 9,505 responses collected in late November and early December 2016.

News Release

September 13, 2016

Best Fish Oil? ConsumerLab.com Tests 44 Popular Omega-3 Supplements and Identifies Its Top Picks

White Plains, New York, September 13, 2016 — Fish oil and omega-3 fatty acid supplements containing EPA and DHA are among the most popular supplements, and clinical studies suggest a wide range of potential benefits, from improving mental health to treating inflammatory disease.

News Release

February 25, 2016

Top-rated Vitamin and Supplement Brands and Merchants for 2016 Based on Consumer Satisfaction

Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 11,534 responses collected in November, 2015. Respondents gave ratings for 963 brands and 399 merchants.

News Release

February 25, 2015

Top-rated Vitamin and Supplement Brands and Merchants for 2015 Based on Consumer Satisfaction -- Results of the ConsumerLab.com Survey of Vitamin & Supplement Users

Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 10,329 responses collected in November, 2014. Respondents gave ratings for 1,709 brands and 891 merchants.

News Release

April 09, 2014

Best Fish Oil? ConsumerLab.com Testing Finds Many High Quality Supplements, But Pitfalls Exist

White Plains, New York, August 10, 2014 — Recent laboratory tests of fish oil, krill oil, algal oil, calamari oil, and green-lipped mussel oil supplements by ConsumerLab.com revealed quality problems with four out of 30 supplements selected for review.

News Release

February 12, 2014

Top-rated Vitamin and Supplement Brands and Merchants for 2014 Based on Consumer Satisfaction -- Results of the ConsumerLab.com Survey of Vitamin & Supplement Users

Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 10,326 responses collected in November, 2013. Respondents gave ratings for 1,639 brands and 788 merchants.

News Release

February 01, 2013

Top-rated Vitamin and Supplement Brands and Merchants for 2013 Based on Consumer Satisfaction

Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 10,862 responses collected in November, 2012. Respondents gave ratings for 1,438 brands and 851 merchants.

News Release

August 22, 2012

Contamination and Other Problems Found in Fish Oil Supplements -- Large Review by ConsumerLab.com Reveals Excessive PCBs or Mislabeling in Over 30% of Omega-3 Supplements

August 22, 2012 — The quality of fish oil / omega-3 supplements varies across brands, according to recent tests by ConsumerLab.com, which independently reports on the quality of health products. Analyses of 35 products selected and purchased by ConsumerLab.

News Release

February 01, 2012

Top-rated vitamin and supplement brands and merchants on consumer satisfaction for 2012 -- Based on ConsumerLab.com Survey of Vitamin & Supplement Users

Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 10,260 responses collected in November, 2011. Most respondents used multiple supplements.

News Release

September 21, 2011

Not all vitamin A supplements pass ConsumerLab.com tests -- New report reviews beta-carotene and cod liver oil supplements

White Plains, New York — September 21, 2011 — Recent tests of vitamin A supplements by ConsumerLab.com found one to contain only 54.3% of its listed amount of vitamin A. Another product mislabeled alpha carotene as vitamin A.

News Release

February 01, 2011

Top-rated vitamin and supplement brands and merchants on consumer satisfaction for 2011 -- Based on ConsumerLab.com survey of vitamin and supplement users

Each year, ConsumerLab.com surveys its free e-newsletter subscribers about the vitamins and supplements that they use. The results below are based on 6,010 responses collected in November, 2010. Most respondents used multiple supplements.

News Release

January 31, 2011

Vitamin D use increased 52% in past two years according to ConsumerLab.com survey of supplement users -- Fish oil continued to surpass multivitamins as most popular supplement and Internet was most common place to buy supplements

WHITE PLAINS, NEW YORK — FEBRUARY 1, 2011 — Among people who use dietary supplements, the most popular products at the end of 2010 were fish oil, multivitamins, vitamin D, calcium and CoQ10 according to a survey by ConsumerLab.com. Use of vitamin D surged in 2010 to 56.

News Release

September 28, 2010

ConsumerLab.com finds quality problems with nearly 30% of fish oil supplements reviewed; "Fishy" claims identified -- Softgels and liquids for adults, children and pets tested, including krill oil and algal oil supplements

White Plains, New York — September 28, 2010 — Tests of fish, algal and krill oil supplements revealed quality problems with 7 out of 24 products selected by independent testing organization ConsumerLab.com.

News Release

August 05, 2008

ConsumerLab.com Find Fifty Fish Oil Supplements Pass Quality Testing -- New Report Helps Consumers Choose Among Pills, Liquids, Foods and Beverages with Omega-3 Fatty Acids (EPA and DHA)

WHITE PLAINS, NEW YORK — AUGUST 5, 2008 — ConsumerLab.com announced today that testing of fifty omega-3 fish oil supplements, foods or beverages (including two marketed for pets) found all to have safe levels of mercury, lead and PCBs.

News Release

January 23, 2008

ConsumerLab.com announces brands and merchants rated highest by dietary supplement consumers

WESTCHESTER, NEW YORK — JANUARY 23, 2008 — ConsumerLab.com announced today the names of brands and merchants which received the highest overall consumer satisfaction ratings in the ConsumerLab.com 2008 Survey of Vitamin and Supplement Users.