research Evaluation of efficacy of intradermal injection therapy vs derma roller application for administration of QR678 Neo ® hair regrowth formulation for the treatment of Androgenetic Alopecia—A prospective study
This study found that both intradermal injection and derma roller techniques for QR678Neo® hair regrowth therapy improved androgenetic alopecia symptoms, with intradermal injections showing non-significantly better video-microscopic outcomes but more pain and erythema associated with derma rollers.



