Showing Results for Ester-C

Product Reviews (3)

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Vitamin C Supplements Tested by ConsumerLab.com

Vitamin C Supplements Review
Quercetin Supplement Reviewed By ConsumerLab.com

Quercetin Supplements Review
Glucosamine, Chondroitin, MSM and Boswellia Supplements for Joint Health Reviewed by ConsumerLab.com

Joint Health Supplements Review (Glucosamine, Chondroitin, MSM and Boswellia)

CL Answers (2)

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Is Ester-C the best form of vitamin C?

Is it possible to take too much vitamin C?

Clinical Updates (1)

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Is Ester-C Better?
One of the forms of vitamin C in supplements is Ester-C. In addition to being non-acidic, a recent study suggests another possible benefit over regular vitamin C (ascorbic acid). Get more information about this and other forms of vitamin C in the "ConsumerTips" section of the Vitamin C Supplements Review >>

News Releases (16)

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6/06/2020

Best Vitamin C Supplements Revealed by ConsumerLab
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
3/15/2017

ConsumerLab.com Reveals Best and Worst Vitamin C Supplements -- 20% Fail ConsumerLab.com Tests of Quality
2/25/2017

Top-rated Vitamin and Supplement Brands and Merchants for 2017 Based on Consumer Satisfaction
2/25/2016

Top-rated Vitamin and Supplement Brands and Merchants for 2016 Based on Consumer Satisfaction
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
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
1/29/2014

You May Be Getting More Vitamin C Than You Think from Some Supplements, Cautions ConsumerLab.com -- 27% of Vitamin C Supplements Don't Meet Label Claims in Recent Tests --
2/01/2013

Top-rated Vitamin and Supplement Brands and Merchants for 2013 Based on Consumer Satisfaction
3/12/2012

Review of vitamin C supplements by ConsumerLab.com finds many of high quality but a wide range in prices
2/01/2012

Top-rated vitamin and supplement brands and merchants on consumer satisfaction for 2012 -- Based on ConsumerLab.com Survey of Vitamin & Supplement Users
3/07/2008

ConsumerLab.com finds most vitamin C supplements pass quality tests but one short on ingredient and some exceed tolerable levels
10/10/2006

Care advised with natural cold remedies: ConsumerLab.com finds few products with proper quality and directions — ConsumerLab.com offers advice from tests of echinacea, garlic, ginseng, vitamin C, and zinc supplements
3/14/2005

ConsumerLab.com reports on vitamin C supplements — Test Results for 29 Products Reported Along with Information on Use
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