Find the best products with instant access to our latest tests & reviews of over 1,400 health products.
Save money by finding high-quality products at lower cost.
Stay safe with the latest clinical findings, warnings, and expert answers.
Suggest products to test.
Stay informed with our e-newsletter.
Recent tests revealed some protein powders contain high levels of lead. Before you scoop, check out the Quality Concerns section of our Protein Powders, Shakes, and Meal Replacements Review, which includes our Top Picks for protein.
Think your berberine supplement is working? Think again! 7 out of 13 brands tested had little to NO berberine at all in recent tests. See which brands failed and which passed in the Quality Concerns section of our Berberine and Goldenseal Supplements Review, which includes our Top Picks for berberine.
Two organic cacao powders were found to have high levels of cadmium (a kidney toxin) in recent tests. Get the details in our Dark Chocolates, Cocoa, and Cacao Powders Review, which includes our Top Picks.
Which supplements should you take, or avoid, when taking GLP-1 receptor agonist medications such as semaglutide (Wegovy, Ozempic, Rybelsus) and tirzepatide (Zepbound, Mounjaro)? Find out in our new article about supplements and GLP-1 medications.
The FDA announced that thyroid extracts, such as Armour Thyroid and NP Thyroid, will soon need to be approved in order to stay on the market. Get the details and how this may affect the availability of these products in our article about supplements for thyroid health.
Phytoceramide supplement information, including what they are, what they claim to do, and if they have anti-aging effects.
Find out which supplements can cause constipation, including iron, calcium, protein powders and drinks and others. ConsumerLab.com's answer explains.
Discover which foods and dietary supplements contain lead and other metals, the limits, who’s testing, and how to stay safe.
Find out which 8 supplements may be needed by vegetarians or vegans to meet all their daily nutrient requirements and learn ways to find supplements that do not contain ingredients objectionable to people following vegetarian or vegan diets.
Find out about Neuriva, its ingredients, and the evidence for or against it for memory and cognitive function.
Recent tests revealed some protein powders contain high levels of lead. Before you scoop, check out the Quality Concerns section of our Protein Powders, Shakes, and Meal Replacements Review, which includes our Top Picks for protein.
Think your berberine supplement is working? Think again! 7 out of 13 brands tested had little to NO berberine at all in recent tests. See which brands failed and which passed in the Quality Concerns section of our Berberine and Goldenseal Supplements Review, which includes our Top Picks for berberine.
Two organic cacao powders were found to have high levels of cadmium (a kidney toxin) in recent tests. Get the details in our Dark Chocolates, Cocoa, and Cacao Powders Review, which includes our Top Picks.
Which supplements should you take, or avoid, when taking GLP-1 receptor agonist medications such as semaglutide (Wegovy, Ozempic, Rybelsus) and tirzepatide (Zepbound, Mounjaro)? Find out in our new article about supplements and GLP-1 medications.
The FDA announced that thyroid extracts, such as Armour Thyroid and NP Thyroid, will soon need to be approved in order to stay on the market. Get the details and how this may affect the availability of these products in our article about supplements for thyroid health.
Phytoceramide supplement information, including what they are, what they claim to do, and if they have anti-aging effects.
Find out which supplements can cause constipation, including iron, calcium, protein powders and drinks and others. ConsumerLab.com's answer explains.
Discover which foods and dietary supplements contain lead and other metals, the limits, who’s testing, and how to stay safe.
Find out which 8 supplements may be needed by vegetarians or vegans to meet all their daily nutrient requirements and learn ways to find supplements that do not contain ingredients objectionable to people following vegetarian or vegan diets.
Find out about Neuriva, its ingredients, and the evidence for or against it for memory and cognitive function.
October 16, 2025
October 16, 2025
October 16, 2025
October 13, 2025
October 13, 2025
October 16, 2025
October 16, 2025
October 16, 2025
October 13, 2025
October 13, 2025
October 16, 2025
October 16, 2025
October 09, 2025
September 30, 2025
September 25, 2025
October 16, 2025
October 16, 2025
October 09, 2025
September 30, 2025
September 25, 2025