The Original Source of Vitamin D and How to Use It
The body can easily produce enough vitamin D from sunshine or artificial UVB, but how do you know if you are ‘using’ it correctly? The main source of vitamin D is meant to be...
5 Reasons You May Not be Getting Enough Vitamin D
Video Friday: Watch and share this excellent review of vitamin D, what it does, and how to make sure you are getting enough It’s Video Friday! Today we feature a video by Tom Malterre,...
Demonstrated Effectiveness of Vitamin D for COVID-19
Meta-analysis of 43 studies supports therapeutic and prognostic role of vitamin D for COVID-19 infections An extensive amount of research has now been published on the relationship between vitamin D and immune health, from...
UCTV Vitamin D Scientist Presentations
View these GrassrootsHealth Seminar presentations by our trusted scientists and doctors on all kinds of topics for your health As part of our efforts to bring reliable, scientific information about vitamin D to the...
Why the Same Dose Does Not Work for Everyone
One of the most important things to understand with vitamin D is the variability in individual dose-response It is not uncommon to hear general suggestions about how much vitamin D people need. Whether considering...
Could a COVID-19 Infection Cause Diabetes?
A recent review describes the bi-directional links between diabetes and COVID-19, and the role vitamin D may play Increased COVID-19 disease severity has been linked to several independent risk factors, including vitamin D deficiency,...
Watch this Special Presentation by GrassrootsHealth Scientists!
Video Friday: Healthy Society Series: The Health Benefits of Vitamin D and Solar UVB, presented by Carole Baggerly, Joan Lappe, Carol Wagner, and William Grant It’s Video Friday! This is a video recording (includes...
Roles of Vitamin D in Cancer Prevention
What is Vitamin D Good For? (Part 7: Cancer Prevention) – Vitamin D is needed by virtually every cell in the body, and is essential for hundreds of processes each and every day Cancer...
Greater Risk of Cardiovascular and Cerebrovascular Events and Severe or Extreme Outcomes with Vitamin D Deficiency
Individuals hospitalized for cardiovascular and cerebrovascular events were more likely to have poor outcomes if vitamin D deficient According to the World Health Organization, close to 18 million people worldwide die each year from...
Vitamin D is Vital to Maintaining Healthy Lungs and Respiratory System Function
What is Vitamin D Good For? (Part 5: Respiratory Health) – Vitamin D is needed by virtually every cell in the body, and is essential for hundreds of processes each and every day Previously,...