e.g. has the hormone regulation & vit d synthesis benefits, without the skin damage?
Because it seems like we're getting there: https://www.sciencedaily.com/releases/2017/09/170913193101.h...
The reason that people are deficient is because they don't take enough - the US RDA was shown to be 10x too low, due to an arithmetic error in an ancient paper.
The reason that people are deficient is because they don't take enough - the US RDA was shown to be 10x too low, due to an arithmetic error in an ancient paper.