Hair can naturally regain color, and stress might influence greying and its reversal.
56 citations,
November 2010 in “Pigment Cell & Melanoma Research” Brain hormones significantly affect hair color and could potentially be used to prevent or reverse grey hair.
January 2024 in “GeroScience” Using radiation to make mice's hair turn gray helps study and find ways to prevent or reverse hair graying.
28 citations,
December 2019 in “Skin appendage disorders” Some medications might reverse gray hair, especially those that reduce inflammation or stimulate pigment production, and vitamin B might help.
218 citations,
January 2013 in “The Lancet Oncology” Chemotherapy causes hair loss by damaging hair follicles and stem cells, with more research needed for prevention and treatment.