Current Comment
Abstract
DERMAL ABSORPTION OF VITAMIN D
Several years ago, experiments1 on rabbits and rats were reported suggesting that vitamin D was absorbed through the skin. Irradiated impure cholesterol suspended in cottonseed oil and applied to the depilated skin on the backs of the experimental animals completely protected them from rickets. Recently similar results have been obtained in rats administered viosterol by inunction. One investigator2 has observed that the application...