Vitamin D is an important pro-hormone that regulates many functions in our body. Most humans obtain their vitamin D from natural UVB irradiation of 7-dehydrocholesterol (Provitamin D) in the membrane of epidermal skin cells.
Vitamin D is an important pro-hormone that regulates many functions in our body. Most humans obtain their vitamin D from natural UVB irradiation of 7-dehydrocholesterol (Provitamin D) in the membrane of epidermal skin cells.
