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Biological Effects of Sunlight

Paper Review: Biological Effects of Sunlight, Ultraviolet Radiation, Visible Light, Infrared Radiation and Vitamin D for Health Michael F. Holick, PhD, MD Boston University Medical Center Anticancer Research March 2016 Read Paper History of...

Vitamin D and Sunlight for Public Health

Paper Review: Sunlight and Vitamin D: Necessary for Public Health A GrassrootsHealth Paper Published in the Journal of the American College of Nutrition June 22, 2015 Read Paper This paper was created from the...

Pro-Sunlight Research

New Paper Continues Momentum of Pro-Sunlight Research The Risks and Benefits of Sun Exposure 2016, published today in the Journal Derma to-Endocrinology, comes on the heels of other hundreds of papers from dermatology and...

Can Vitamin D3 come from Plants?

Most of the vitamin D we have in our bodies is in the form of vitamin D3, which is synthesized in the skin upon exposure to sunlight and other forms of UVB radiation. Additional...

Tanning as a Source of Vitamin D

Two different research groups conclude the US RDA is off by an order of magnitude GrassrootsHealth scientists and staff have published a research letter, citing the D*action data, calling for the Institute of Medicine...