PRP (platelet-rich plasma) is a method called platelet-enriched plasma application. It is defined as the reapplication of the platelet-rich plasma separated from the patient’s own blood by special sets and processes. For many years, this application has been used in various branches of medicine, such as; plastic surgery, orthopedic, sports medicine, treatment of large wounds and acne scars as well as hair loss field. It is been used by estheticians around the world for about 2-3 years. Whereas, in Turkey this is being used for a year and it has been seen that it has a tremendous affect when it comes to hair growth.