Splits

1: Cracks at the corners of your mouth. The Deficiency: Iron, zinc, and B vitamins like niacin (B3), riboflavin (B2), and B12. “It’s common if you’re a vegetarian to not get enough iron, zinc, and B12,” Blum says. Ditto if you’re skimping on essential immunity-building protein due to dieting. WhatRead More →