Human hair is made up mostly of Keratin the same protein animal’s horns, hooves, claws, feathers, and beaks are made of. Human hair is 50% carbon, 21% oxygen, 6% hydrogen, 17% nitrogen, and 5% Sulphur. Human hair also contains melanin a pigment that gives hair it’s color and trace amounts of vitamins, zinc, and other metals.
Famous last words : I always had long hair. When you lose it, you realize just how important it is to your identity. Author Unknown