Perfectil plus hair is a specialist formula developed to provide even greater support for your hair, and has been designed to complement your daily beauty routine. perfectil plus hair is formulated to nourish from the inside with micronutrients including:-unique colourel blend, with copper which contributes to normal hair pigmentation (colour)-biotin, selenium and zinc which all contribute to the maintenance of normal hair-also includes amino acids, marine collagen, inositol and grape seed extractdose: 2 tablets once daily