PRP is blood plasma that has been enriched with platelets. PRP is a great source of growth factors, and has been used for wound healing for many years. Now it is being used for skin rejuvenation as well as the promotion of hair growth. PRP stimulates hair follicle stem cells with growth factors which improves the quantity and quality of the hair. PRP with microneedling is also being utilized for skin rejuvenation by stimulating the production of collagen.