NUTRITION WHY’S #32: WHY BIOTIN? You need Biotin for healthy hair, skin, and nails. It is also known as Vitamin B7 and like other B vitamins you need it every day to help turn foods into energy in your cells.
‹ NUTRITION WHY’S #31: WHY VITAMIN C ? You need vitamin C, because like guinea pigs, and primates – humans don’t make vitamin C while many other animals including mice and rats do make vitamin C.
NUTRITION WHY’S #33: WHY CHOLINE ? Choline also known as vitamin B4 is important for brain health, and in protecting your DNA together with folate, vitamin B6 and vitamin B12. ›