63 citations,
February 2017 in “ACS biomaterials science & engineering” Polydopamine is a safe, effective, and permanent hair dye that turns gray hair black in one hour.
June 2025 in “Clinical Cosmetic and Investigational Dermatology” Gray hair can potentially be managed or reversed with treatments that boost melanin production and address nutritional deficiencies.
10 citations,
August 2012 in “Current Problems in Pediatric and Adolescent Health Care” Hair changes can indicate systemic diseases or medication effects.
19 citations,
January 2015 in “Current problems in dermatology” Ultraviolet rays damage hair, smoking may cause hair loss, and good nutrition is important for hair health, but genetics mainly decide hair thickness.
October 2022 in “Southeast Asian journal of health professionals” Hair greying is seen as a sign of aging; temporary fixes like hair dye are used, but a balanced diet and hair care can help manage it.