EGFs are a group of growth factor proteins that signal skin cells to produce collagen, elastin, and hyaluronic acid.

Epidermal growth factors (EGFs) are a type of Oligopeptide that are used in skincare products that rejuvenate and revitalize the skin.

Oligopeptide-1 is a type of EGF that is derived from barley proteins, is made up of 53 amino acids and was the first growth factor to be studied.