Vitamin D is a group of fat soluble compounds that are important within mineral absorption- in particular calcium absorption. For us, the most important compounds in this group are vitamin D3 and D2 which can be formed in the skin when we are exposed to UV light.

__________________

Disclaimer: Hypermuscles.com does not promote the use of anabolic steroids without a doctor's prescription. The information we share is for entertainment and research purposes only.