Reviews and Information for Once Again
Filters
View All
Search term may appear only in full report available to members. Join now for full access.
Product Review
Sunflower Seeds and Butters Review
High Levels of Toxin Found in Most Sunflower Seeds and Butters
CL Answer
What is Brain Bright and can it really improve memory or cognition?
Learn more about BrainBright, including clinical studies on memory and cognition, safety, and cost.
CL Answer
Is it true that NAC can help clear nasal passages?
Find out if N-Acetyl Cysteine (NAC) can help with post nasal drip & general sinus congestion and about supplements that may reduce cold symptoms.
Product Review
Maca Supplements Review
Choose the Best Maca Supplement. Make Sure Your Maca Supplement Isn't Contaminated With Lead.
Product Review
Coconut Waters Review
Best Coconut Water? See Our Tests and Comparisons of Popular Brands Looking at Sugar, Electrolytes, Taste and Price.
Product Review
Ashwagandha Supplements Review
Find the Best Ashwagandha Supplement. Only 38% of Ashwagandha Products Pass Tests.
News Release
August 19, 2024
High Levels of Toxin Found In Most Sunflower Seeds & Butters
White Plains, NY, August 19, 2024 — Sunflower seeds are rich in healthy, unsaturated oils and provide significant amounts of protein, fiber, and vitamins and minerals, but ConsumerLab's recent tests found high levels of cadmium, a toxic heavy metal, in most of the sunflower seeds and sunflower ...
Product Review
CBD Oils, Softgels, Gummies, Creams & Salves Review
See How Much CBD and THC We Found in Products.
CL Answer
Is there a risk of liver toxicity with certain supplements?
Find out if there is risk of liver damage from supplements such as green tea, niacin, red yeast rice and vitamin A.
CL Answer
Can biotin supplements really strengthen nails or improve hair? Can other supplements help?
Learn more about strengthening brittle nails with vitamin B-7 (biotin), based on clinical evidence.
CL Answer
Which supplements help with arthritis?
Learn more about supplements for joint health, including products such as Wobenzym and Zyflamend and ingredients such as collagen, curcumin, glucosamine and chondroitin, hyaluronic acid, magnesium, omega-3 fatty acids, palmitoylethanolamide (PEA), SAMe, and others.
Recalls & Warnings
June 21, 2011
FDA Seizes Probiotics Over Marketing Claims
On June 7, 2011, the U.S. FDA announced that, at its request, U.S. Marshals seized probiotic products from UAS Laboratories, Inc., of Eden Prairie, Minn. because the company markets the products as drugs.
