top rated hair serum Options
Fischer TW, Herczeg‐Lisztes E, Funk W, Zillikens D, Bíró T, Paus R. Differential results of caffeine on hair shaft elongation, matrix and outer root sheath keratinocyte proliferation, and remodeling growth component‐βtwo/insulin‐like growth aspect‐one‐mediated regulation in the hair cycle in male and woman human hair follicles in vitro