Wheat germ contains a host of vitamins that help hair and scalp health including vitamin A, E, and D as well as a number of B vitamins (B1, B2, B3, B6). The body uses B vitamins to aid in cell growth and tissue formation, leading to healthy hair growth. It is comprised of long-chain fatty acids that give it emollient properties, which means using topically can relieve dryness and add softness and moisture to your hair.