Showing Results for Douglas Laboratories

News Releases (33)

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7/22/2015

ConsumerLab.com Tests DHEA Supplements, Warns of Differences in Dose and Price
5/31/2018

ConsumerLab Identifies the Best Valerian Supplements -- Strength, Quality and Cost Vary Widely Among Popular Brands
1/14/2013

Lycopene Supplements Vary in Quality and Price According to ConsumerLab.com
10/22/2019

Best Vision Supplements Identified by ConsumerLab
1/15/2019

Not All Lycopene Supplements Contain What They Claim, ConsumerLab Tests Reveal
10/23/2013

Valerian “Sleep” Supplements Vary Widely in Key Compounds and Two Fail Tests for Lead Contamination
2/09/2016

Lysine: Does It Work for Cold Sores and Which Brands Are Best? -- ConsumerLab.com Reviews the Evidence and Tests Supplements Often Used to Prevent Herpes Eruptions
7/05/2016

80% of Milk Thistle Supplements Fail ConsumerLab.com Tests of Quality -- Most Found to Be Low in Key Component
2/25/2016

Top-rated Vitamin and Supplement Brands and Merchants for 2016 Based on Consumer Satisfaction
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 --
4/28/2015

Best Supplements for Bone Health? ConsumerLab.com Finds Products with Multiple Ingredients More Likely to Contain Wrong Amounts
6/21/2017

Which Magnesium Is Best? ConsumerLab.com Tests Popular Brands and Reveals Its Top Pick
5/26/2017

ConsumerLab.com Tests Reveal the Best Calcium Supplements
2/01/2013

Top-rated Vitamin and Supplement Brands and Merchants for 2013 Based on Consumer Satisfaction
11/10/2010

Only 22% of valerian herbal sleep supplements selected for review pass tests for quality by 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
2/01/2011

Top-rated vitamin and supplement brands and merchants on consumer satisfaction for 2011 -- Based on ConsumerLab.com survey of vitamin and supplement users 
2/16/2011

Some turmeric and curcumin supplements fail quality review -- ConsumerLab.com finds 20% of turmeric supplements selected for review deliver less than 15% of promised compounds
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
4/28/2009

40% of Green Tea and Selenium Products Fail ConsumerLab.com Review of Cancer-Prevention Supplements; Lycopene Supplements Pass
3/07/2008

ConsumerLab.com finds most vitamin C supplements pass quality tests but one short on ingredient and some exceed tolerable levels
11/13/2007

ConsumerLab.com finds some "red wine" supplements deliver less resveratrol than expected; Wide range in dose and price
8/21/2013

Labels on Potassium Supplements May Confuse, But Product Quality is High According to ConsumerLab.com
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
2/06/2008

Consumers warned of lead in some turmeric supplements — Highest lead level ever reported by ConsumerLab.com; Lack of active compound also a problem
2/25/2017

Top-rated Vitamin and Supplement Brands and Merchants for 2017 Based on Consumer Satisfaction
1/31/2011

Vitamin D use increased 52% in past two years according to ConsumerLab.com survey of supplement users -- Fish oil continued to surpass multivitamins as most popular supplement and Internet was most common place to buy supplements
6/25/2019

ConsumerLab Tests Reveal Best B Vitamin Supplements -- 19% of B Vitamin Supplements Fail CL's Tests of Quality
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
2/23/2017

ConsumerLab.com Reveals Best and Worst B Vitamin Supplements and Why Current Labels Often Mislead
1/12/2016

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