Product Reviews (6)

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Astaxanthin Supplements Review

Ginger Supplements Reviewed By Consumerlab.com

Ginger Supplements, Chews & Spices Review

Greens and Whole Food Powders and Supplements Review (Including Chlorella and Spirulina)

CoQ10 and Ubiquinol Supplements Review

Vitamin C Supplements Tested by ConsumerLab.com

Vitamin C Supplements Review

Probiotic Supplements Reviewed by ConsumerLab.com

Probiotic Supplements Review (Including Pet Probiotics)

CL Answers (6)

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If vitamin K absorption appears to be reduced by other fat-soluble vitamins, like vitamin D, why do some "bone health" supplements combine them? Should they be taken separately?

Should vitamin K be taken separately from fat-soluble vitamins, such as vitamin D?

I have been hearing a lot about the ingredient kaneka QH and that it must be in CoQ10, in order to work better. What is kaneka?

Is Kaneka QH Ubiquinol Better Than Other Forms of CoQ10?

Orange Pills from Supplement Bottle Falling into Hand

I've tried a number of fish oil supplements, all of which make me nauseous. What is the best non-fish alternative? I am primarily interested in getting EPA.

Learn how to reduce fish oil side effects such as nausea and upset stomach.

What are CoQ10 side effects?

CoQ10 side effects, such as nausea, headache, and insomnia, and how you can reduce the occurrence of CoQ10 side effects. ConsumerLab.com's answer explains.

Recalls & Warnings (2)

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6/20/2020

FTC Warns 30 More Companies for Coronavirus Claims

1/02/2012

Manufacturing Violations for Multivitamin, Vitamin K and Other Supplements

News Releases (33)

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Product Reviews (6)

Astaxanthin Supplements Review

Ginger Supplements, Chews & Spices Review

Greens and Whole Food Powders and Supplements Review (Including Chlorella and Spirulina)

CoQ10 and Ubiquinol Supplements Review

Vitamin C Supplements Review

Probiotic Supplements Review (Including Pet Probiotics)

CL Answers (6)

If vitamin K absorption appears to be reduced by other fat-soluble vitamins, like vitamin D, why do some "bone health" supplements combine them? Should they be taken separately?

I have been hearing a lot about the ingredient kaneka QH and that it must be in CoQ10, in order to work better. What is kaneka?

I've tried a number of fish oil supplements, all of which make me nauseous. What is the best non-fish alternative? I am primarily interested in getting EPA.

What are CoQ10 side effects?

What's the best protein to keep and gain muscle when you're older?

Do water filters remove microplastics from tap water?

Recalls & Warnings (2)

6/20/2020

FTC Warns 30 More Companies for Coronavirus Claims

1/02/2012

Manufacturing Violations for Multivitamin, Vitamin K and Other Supplements

News Releases (33)

2/25/2022

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

2/09/2022

Caution With Spirulina Supplements: ConsumerLab Tests Reveal Lead Contamination, Quality Concerns

9/11/2021

Best CoQ10 and Ubiquinol Supplements Identified in Testing by ConsumerLab

7/23/2021

Best Astaxanthin Supplements Identified In Testing by ConsumerLab

2/25/2021

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

12/22/2020

Best and Worst Ginger Supplements, Chews & Spices Identified by ConsumerLab. Contamination, Less Ginger Than Expected in Some Products.

6/06/2020

Best Vitamin C Supplements Revealed by ConsumerLab

4/14/2020

ConsumerLab Tests Reveal Best Probiotic Supplements and Those With Quality Issues

2/25/2020

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

2/25/2019

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

2/25/2018

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

10/19/2017

ConsumerLab.com Reveals Best Zinc Lozenges and Supplements for Shortening Colds and Correcting Deficiency

6/21/2017

Which Magnesium Is Best? ConsumerLab.com Tests Popular Brands and Reveals Its Top Pick

2/25/2017

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

12/21/2016

Best CoQ10? ConsumerLab.com Tests Popular CoQ10 and Ubiquinol Supplements and Reveals Its Top Picks

11/03/2016

Is Astaxanthin Helpful for Inflammation or Other Conditions -- and Which Brands Are Best? -- ConsumerLab.com Reviews the Evidence and Tests the Quality of Popular Astaxanthin Supplements

2/25/2016

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

1/12/2016

Problems Found with 32% of Multivitamin/Multimineral Supplements -- ConsumerLab.com Identifies Good Choices for Men, Women, and Children

11/06/2015

Some Surprising Results from Tests of 43 Probiotic Supplements and Kefir Drinks

5/05/2015

ConsumerLab.com's Tests of Digestive Enzyme Supplements Reveal What Labels Don't

4/28/2015

Best Supplements for Bone Health? ConsumerLab.com Finds Products with Multiple Ingredients More Likely to Contain Wrong Amounts

3/17/2015

CoQ10 & Ubiquinol Supplements Vary in Quality, as Well as Dose, Absorption, and Price According to ConsumerLab.com

2/25/2015

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

4/09/2014

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

2/12/2014

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

11/25/2013

Many Probiotic Supplements Fall Short on Listed Amounts of Helpful Organisms

3/05/2013

CoQ10 & Ubiquinol Supplements Should Be Chosen Carefully, Cautions ConsumerLab.com -- Less Than 4% of Listed Ingredient Found in Widely-Sold Product