Dr. Rhonda Patrick answers some of the most popular questions regarding vitamin D including: How she decides how much vitamin D to supplement with. Whether it's possible to too much vitamin D. Whether there is a difference in vitamin D made from the sun versus a supplement. What form of vitamin D is more bioavailable or absorbed better. Join over 300,000 people and get the latest distilled information on X, Y, Z straight to your inbox weekly: https://www.foundmyfitness.com/newsletter Become a FoundMyFitness premium member to get access to exclusive episodes, emails, live Q+A’s with Rhonda and more: https://www.foundmyfitness.com/crowdsponsor