Douglas Laboratories Vitamin C

Douglas Laboratories Vitamin A contains 10,000 I.U. per softgel of vitamin A derived from fish liver oil. Vitamin A (retinol) is a fat-soluble vitamin essential for vision, growth, reproduction,...

Douglas Laboratories Vitamin C Crystals contains 100% pure, corn-free vitamin C (ascorbic acid) in a powder. Vitamin C (ascorbic acid) has numerous biological functions. Foremost, it is essential...

Douglas Labs Foundational Nutrition Sulfur (MSM) tablets each contain 500 mg of methylsulfonyl-methane (MSM). MSM, a derivative of DMSO, is a naturally occurring compound of biologically available...

Douglas Laboratories Vitamin K2 Country of origin : USA

Douglas Labs Selenium + Vitamin E supply 400 IU of natural vitamin E and 50 mcg of selenium in each gelatin softgel.  Vitamin E is one of the body' most important antioxidant nutrients...