Citation: Sanwalka N. Vitamin D Deficiency in Indians – Prevalence and the Way Ahead. J Clin Nutr Diet. 2016, 1:1 Vitamin D is endogenously synthesized in human beings from photo conversion of 7-dehydrocholestrol in the skin to cholecalciferol on exposure to ultraviolet radiation of sun. In a tropical country like India, where sunlight exposure is abundant, vitamin D deficiency seems unlikely. ...