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Product Review

Collagen Supplements Review

See our Top Picks for Wrinkles and Joints

Product Review

Protein Powders, Shakes, and Meal Replacements Review

Find Out Which Protein Products Passed or Failed Our Tests

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

CL Answer

Are there side effects from collagen supplements?

Find out if there are collagen side effects from supplements (collagen hydrolysate, collagen peptides, etc.) such as nausea, constipation, skin rash and others. ConsumerLab.com's answer explains.

Collagen Supplement Side Effects -- woman with stomach pain

Clinical Update

10/17/2023

Avoiding Counterfeits: 5 Brands Added

We've added information about how to purchase authentic products from Ancient Nutrition, Double Wood, KAL, Kyolic, and Twinlab to our article How to Avoid Buying Counterfeit Vitamins and Supplements, which now covers 27 brands.

Product Review

Bone Broth Review

Find the Best Bone Broth for Quality, Taste, and Value. Four of 10 Products Fail to Get CL Approval.

Bone Broth Review 2025

Product Review

Rice Review (White, Brown, Black, Wild, and Combination)

Discover Arsenic Levels in Rice and Our Top Picks.

Rice Review 2025

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

July 26, 2023

Best Collagen Supplements for Skin and Joints, According to ConsumerLab Tests

White Plains, New York, July 26, 2023 —  Collagen supplementation may modestly reduce wrinkles and the appearance of cellulite, and moderately decrease joint and tendon pain and improve flexibility in people with osteoarthritis.

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

June 30, 2022

Best Protein Shakes & Drinks According to ConsumerLab Tests. Lead, Excess Sodium Found in Some

White Plains, New York, June 30, 2022 — Consumers may get more sodium, fat, calories, or even lead, than they bargained for from some protein supplements, according to recent ConsumerLab tests of over 20 popular protein powders and shakes.

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

October 04, 2019

ConsumerLab Tests Reveal Best Collagen Supplements for Wrinkles and Joints

White Plains, New York, October 4, 2019 — Collagen supplements are promoted to reduce wrinkles and decrease joint pain and stiffness, but do they really work, and if so, which products on the market provide the best quality collagen and the best value? To find out, ConsumerLab carefully ...

News Release

March 27, 2018

You Can't Always Rely on Bone Broth Labels -- ConsumerLab Tests Reveal How Much Protein, Collagen and Sodium Is Really In Bone Broths

White Plains, New York, March 27, 2018 — Bone broth is promoted as a natural source of collagen, an immune-booster, and a remedy for everything from joint pain to wrinkles.