Supplements are toxic: Humans can’t convert beta-carotene to vitamin A: Join my irc channel if you want to chat. Channel: #sv3rige Server: irc.sorcery.net Song taken from: Music Pack Thirty Two

This video is a high yield review for vitamin A (retinol, retinal, retinoic acid). I have briefly explained types, sources, functions, deficiency manifestation and toxic effects of vitamin A. Thanks to Chinenye Iguh for meticulous recording of this video. For…