Natures Aid Collagen Beauty Formula has been formulated using hydrolysed pure marine collagen (Type ll). Collagen is a protein and forms the main component of connective tissues such as; tendons, ligaments and skin. Natures Aid Collagen Beauty Formula also combines a number of carefully selected nutrients to help maintain skin health. - Vitamin C, Copper and Vitamins B2 & B3 all contribute to the maintenance of normal skin. - Zinc contributes to the maintenance of normal skin, hair & nails. - Biotin contributes to the maintenance of normal skin and hair.