Vitamin D is the easiest available of the exogenous vitamins, just to go outside on a sunny day …. This, of course, is a simplification, but it raises some considerations, such as whether enjoying the beautifu…
Vitamin D is the easiest available of the exogenous vitamins, just to go outside on a sunny day …. This, of course, is a simplification, but it raises some considerations, such as whether enjoying the beautifu… Read More