EGF SerumRediscover your youthful complexion with BIOEFFECT EGF Serum, a revolutionary age defying serum that delivers significant, visible results. Utilising barley based EGF (Epidermal Growth Factor), a protein natural to human skin that encourages the production of collagen and elastin, to effectively reduce the appearance of fine lines and wrinkles, increase skin thickness and density, and improve radiance.