A Review of PRP for Facial Aesthetics, Alopecia

Most of 22 studies in a recent review suggest positive results from platelet-rich plasma (PRP) treatment for androgenic alopecia, facial skin aging, fat grafting and acne scarring. 
But big questions remain. The studies in the systematic review lack standard PRP preparation protocols, application methods and standardized objective assessments of skin quality before and after PRP treatment. Existing studies looking at PRP for facial aesthetics and alopecia don’t tend to have control groups, and collectively don’t offer clear information about how many treatments are needed or how long PRP’s effects last, according to the review in the May issue of Plastic and Reconstructive Surgery.
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