PDGF (Platele-Derived Growth Factor) Ariessence Pure PDGF+ is a topical serum containing platelet-derived growth factor (PDGF) and other bioidentical growth factors, designed to stimulate skin cell turnover, tissue repair, and structural resilience. It's used to enhance skin and hair rejuvenation, and is often applied after procedures like microneedling or laser treatments to accelerate healing and improve results. It can be used on the face, neck, and scalp.