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Responses to Vitamin D ‘Hit’ Pieces

Help fight vitamin D misinformation and the harm that can result from articles such as the recent Forbes piece “No, You Still Don’t Need Vitamin D Supplements!” Several participants have emailed us since Forbes...

Happy Vitamin D Day!

To celebrate Vitamin D Day, we are releasing our new Vitamin D Deficiency Risk Assessment Quiz, an eTool to help provide everyone personalized education about vitamin D Key Points November 2nd is Vitamin D...

Celebrating 15 Years with 15% Off Everything

For this 15 year anniversary, we celebrate all we have achieved together with you, our scientists, supporters, and participants. Join us now if you haven’t already! 15 YEARS AGO… In 2007, as GrassrootsHealth’s Founder...

The CO-VID D-Lemma: A Call for Action

AND, the Vitamin D & COVID-19 Research Review eBook is now available; share it along with Dr. Michael Holick’s call to action for vitamin D and COVID-19 Key Points The use of sunshine and...