Codeage Hair Skin Nails Vitamins Platinum features keraGEN-iv keratin, a patented ingredient studied for its potential role in supporting hair, skin, and nail wellness. This hair and skin formula also offers Dermaval phytonutrients, another clinically studied ingredient. This advanced hair, skin, and nail supplement also comes with biotin, collagen, vitamin C, bamboo silica, hyaluronic acid, Paba, and liposomal delivery.