How Much is Too Much Vitamin D?

How to evaluate articles stating “too much vitamin D” causes health problems A 2017 paper published by Kimball et al. is an excellent paper to refer to, when many news outlets continue to purport...

POSEIDON Study for Type 1 Diabetes

Clinical Trial for Newly Diagnosed Type 1 Diabetes Now Enrolling Individuals age 6 – 65 years old, who have been diagnosed with Type 1 Diabetes (T1D) within the past 10 years, are invited to...

Participant Story and Thank You

We sometimes receive great testimonials and feedback from our D*action participants, and from others who are aware of the importance of the GrassrootsHealth mission. In response to one of our latest newsletters, one of...

Congratulations to the Vitamin D Scientists!

Congratulations to the scientists from our International Scientists Panel who made Expertscape’s list of the top 12 experts in Vitamin D Deficiency! Expertscape, an organization that ranks persons according to their demonstrated expertise in...