Can You Get Adequate Vitamin D From Food?
GrassrootsHealth research on the food sources for vitamin D. Conclusion is that it is very hard to get enough vitamin D from food.
Participant Story: Getting Vitamin D from Food
Learn how to eat natural, vitamin D rich foods from this D*action participant and her story. Her key is to eat real, home-grown foods.
Are Americans Taking Too Much Vitamin D?
Find information to help refute news articles that say that Americans are taking too much vitamin D. Statements are backed by research, not hyperbole.
Vitamin D Testing Reduces Healthcare Costs
A study was done at 6 VA centers - the number of vitamin D tests and % deficiency were important factors in reducing healthcare costs.
Explanation of Current US RDA for Vitamin D
What is an RDA? Who sets the standards? The National Academy of Sciences (NAS) is a private, non-profit institution comprised of scholars in various scientific fields, most of whom donate their time. It was...
The Real RDA for Vitamin D is 10 Times Higher Than Currently Recommended
Dr. Robert Heaney†, former research director for GrassrootsHealth, was interviewed by Dr. Joseph Mercola about the current US RDA for vitamin D. Most vitamin D researchers disagree with the current RDA, citing it is...
Omega-3 Call to Action
Omega-3 deficiency is a fast-evolving global health concern. It can lead to a higher risk of chronic disease, particularly heart disease, cognitive decline, and other health problems. Over 23,000 published research papers support positive...
Tomorrow is Vitamin D Day
November 1, 2016 Vitamin D day was created by the Vitamin D Society and is co-sponsored by both GrassrootsHealth and Vitamin D Council. The Vitamin D day web site has great beginner materials including...
#screennow
August 10, 2016 We are initiating a community screening campaign to build awareness, to take action. As we go around the country, we have many individuals who are now knowledgeable about their vitamin D,...
What Have You Learned from GrassrootsHealth?
June 22, 2016 D*action and Protect our Children NOW! are cohort studies and while cohort studies may be lower on the pyramid than RCTs – they are a valid and important part of the...