by William B. Grant Key Points Recent vitamin D research highlights the value of observational studies, which better reflect real-world nutrient effects than traditional RCTs. Higher vitamin D status is consistently linked to lower...
Trinity researchers have led a new collaborative study, combining large genetic datasets with satellite weather data and uncovering over 30 distinct genes that influence vitamin D status, many of which were not previously known....
World Vitamin D Day – November 2nd TORONTO, ON (October 29, 2025) – Vitamin D winter has begun. The sun’s UVB rays reaching earth in northern latitudes is now too weak to initiate vitamin...
by William B. Grant, PhD Key Points Vitamin D is arguably the most important nutrient for health and has been linked to over 200 health outcomes One review published in 2024 states that vitamin...
RANCHO PALOS VERDES, Calif., July 19, 2018 (GLOBE NEWSWIRE) — Organic & Natural Health Association along with research partner, GrassrootsHealth, was awarded the Nutrition Business Journal’s 2017 award for Education for its Nutrient Power...
University of California, San Diego (April 19, 2018) – An epidemiological study conducted by researchers at University of California San Diego School of Medicine and Seoul National University suggests that persons deficient in vitamin D...
Over 1,000 Women and Babies Confirm Previous Research at the Medical University of South Carolina Encinitas, CA (PRWEB) July 27, 2017 GrassrootsHealth helped implement a first-of-its kind study for pregnant women. The goal was...
Organic & Natural Health Launches Omega-3 Nutrient Field Study and Spearheads Pesticide Testing Program for Members WASHINGTON, D.C. (Feb. 16, 2017) – Organic & Natural Health Association (Organic & Natural Health) hosted its second...
GrassrootsHealth Receives Humanitarian Award from the American College of Nutrition The award recognizes a dedication to moving public health messages regarding vitamin D from research into practice. SAN DIEGO, CA (Nov. 29, 2016) – The...
GrassrootsHealth Survey Finds Dermatologists Believe UV Exposure Is a Viable form of Treatment, Yet Still Lobby Against Sun Exposure GrassrootsHealth commissioned a survey of 100 dermatologists this spring 2015 and the results were astounding!...