research AYURVEDIC COSMETOLOGY APPROACHES TO PREMATURE HAIR GREYING (AKĀLAPĀLITYA): A LITERATURE REVIEW December 2025 in “GARI International Journal of Multidisciplinary Research” Ayurveda suggests natural remedies and lifestyle changes for managing premature hair greying.
research Melanocyte Subpopulation Turnover During the Human Hair Cycle: An Immunohistochemical Study 86 citations , August 2000 in “Pigment cell research” Melanocyte activity in hair follicles is linked to the hair growth cycle, being active in growth phases and inactive in rest phases.
research Stimulation of melanogenesis by Carthamus tinctorius floret extract in B16F10 murine melanoma cells January 2013 in “วารสารเภสัชศาสตร์อีสาน (Isan Journal of Pharmaceutical Sciences, IJPS)” Safflower extract increases melanin production in certain skin cells without harming them.
research Dopa oxidase activity in the hair, skin and ocular melanocytes is increased in the presence of stressed fibroblasts 14 citations , April 2005 in “Experimental Dermatology” Stressed fibroblasts greatly increase melanin production in hair, skin, and eye cells, mainly due to a growth factor called bFGF.
research A proteoglycan-based topical treatment for hair greying: in vitro antioxidant and pro-melanogenic effects January 2026 in “Frontiers in Medicine” PP-PTKL may help treat hair greying, but more testing is needed.