To understand how inhibitor peptides are able to alter pigmentation, it is imperative to understand how melanin is produced within the skin, what causes the overproduction of melanin (hyperpigmentation), and how peptides can play a key role in the regulation of melanin production. HOW THE SKIN PRODUCES MELANINMelanogenisis begins when tyrosine, an amino acid, is stimulated by the pituitary gland and attaches to an enzyme,…