Reviews and Information for Deva
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Product Review
Magnesium Supplements Review (Including Calcium, Vitamins D & K, and Boron)
Find Out What Magnesium Does, Who Needs It, and Our Top Picks Among Supplements
Product Review
Multivitamin and Multimineral Supplements Review
Best Multivitamins -- Caution with Gummies
Product Review
Astaxanthin Supplements Review
See Which Astaxanthin Products Passed or Failed CL's Tests
Clinical Update
4/19/2024
How to Avoid Counterfeit Supplements: Deva Nutrition
We've added information about how to safely purchase Deva Nutrition products. Get the details for Deva, and 62 other popular supplement brands, in our article: Where to Safely Buy Real Vitamins and Supplements.
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.
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.
CL Answer
What are phytoceramides? Do phytoceramide supplements really work to improve aging skin?
Phytoceramide supplement information, including what they are, what they claim to do, and if they have anti-aging effects.
News Release
February 25, 2025
Top-rated Vitamin and Supplement Brands and Merchants for 2025 Based on Consumer Satisfaction
White Plains, New York, February 25, 2025 — 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 8,400 responses collected in November/December 2024.
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
May 25, 2023
Best and Worst Multivitamins According to ConsumerLab – Nearly 30% Fail Testing
White Plains, New York, May 25, 2023 — Recent ConsumerLab tests revealed problems with nearly 30% of the popular multivitamin and multimineral supplements selected for testing. Gummy vitamins were particularly likely to have issues.
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
August 27, 2021
ConsumerLab Tests Reveal Best Joint Health Supplements for People and Pets
White Plains, New York, August 27, 2021 — Joint health supplements with ingredients such as glucosamine, chondroitin, MSM, boswellia, collagen and turmeric are often promoted to relieve joint pain or slow the progression of osteoarthritis.
News Release
July 23, 2021
Best Astaxanthin Supplements Identified In Testing by ConsumerLab
White Plains, New York, July 23, 2021 —Astaxanthin supplements are promoted for a wide range of uses, such as increasing physical endurance, reducing inflammation and wrinkles, protecting from sunburn, and lowering triglyceride levels.
News Release
April 28, 2020
Best and Worst Multivitamins Revealed by ConsumerLab -- Problems Found With 44% of Multis Tested
White Plains, New York, April 28, 2020 — Multivitamin/multimineral supplements are among the top five most popular supplements, but with so many different formulas on the market, it can be difficult to choose the right one.
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
October 02, 2018
Best Joint Health Supplements Identified -- ConsumerLab Tests Glucosamine, Chondroitin, MSM and Boswellia Supplements for People and Pets
White Plains, New York, October 2, 2018 — Do joint health supplements with ingredients such as glucosamine, chondroitin, Boswellia, and MSM really relieve joint pain or slow the progression of osteoarthritis? If so, which products are best? To find out, ConsumerLab recently tested popular ...
News Release
June 03, 2016
What Works for Joint Health? ConsumerLab.com Reviews Glucosamine, Chondroitin, MSM and Boswellia Supplements for People and Pets
White Plains, New York, June 3, 2016 — Do popular joint health supplements with ingredients such as glucosamine, chondroitin, Boswellia, and MSM really work to relieve pain or slow the progression of osteoarthritis? And, with so many to choose from, which supplements are best? To find out, ...
News Release
August 28, 2015
Not All Vitamin E Supplements Are Alike, Especially "Natural" Ones, ConsumerLab.com Tests Reveal
White Plains, New York, August 28, 2015 — ConsumerLab.com recently tested popular brands of natural and synthetic vitamin E supplements and found that not all vitamin E supplements are the same - with big differences in the types and amounts of compounds they contain.
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
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
April 26, 2011
Problems discovered with eight vitamin D supplements in study by ConsumerLab.com -- Incorrect amounts of vitamins, lead contamination, and labeling infractions identified.
White Plains, New York — April 26, 2010 — Among 28 vitamin D supplements recently selected for independent testing, problems were found with 8 products, 29% of those reviewed, according to ConsumerLab.com.
News Release
January 11, 2011
Spoilage and labeling errors found with some omega-3 and -6 supplements; Review of evening primrose, flaxseed, borage, and black currant oil supplements
WHITE PLAINS, NEW YORK — JANUARY 10, 2011 — A new report on the quality of omega-3 and -6 fatty acid supplements made from seed oils was released by ConsumerLab.com today. Only 11 of 17 products selected for testing met quality criteria for freshness and labeling.
