5 citations
,
February 2012 in “Australasian Journal of Dermatology” Two red-haired men with alopecia areata regrew black hair instead of red.
Trichopigmentation is a non-invasive, reversible treatment for hair loss that offers natural-looking results for both men and women.
April 2017 in “Journal of Dermatological Science” Certain flavonoids can improve the growth of pigmented hair in mice.
June 2025 in “Clinical and Experimental Dermatology” A 76-year-old man's grey hair turned back to its original color after radiotherapy.
September 2017 in “Journal of Investigative Dermatology” Photodynamic therapy can potentially remove nonpigmented hair by damaging hair follicles.
5 citations
,
May 1958 in “Archives of Dermatology” Treatment with corticosteroids and zinc injections can help hair regrowth and restore pigmentation in alopecia totalis.
9 citations
,
June 1959 in “Archives of dermatology” Hair can darken after inflammation and then return to its original color.
December 1977 in “Archives of Dermatology” Hair regrowth in alopecia areata is common, but recurrences happen frequently.
15 citations
,
January 2013 in “Dermatologic Surgery” Epithelial grafting can effectively repigment white hair in vitiligo patients.
1 citations
,
January 2020 in “Indian Dermatology Online Journal” Pigtail hair is a sign of new hair growth and should be recognized in hair loss conditions like acute telogen effluvium.
12 citations
,
January 2014 in “Dermatology online journal” White hair regrowth in alopecia areata may be more common than thought.
9 citations
,
December 2010 in “Journal of The European Academy of Dermatology and Venereology” Latanoprost therapy potentially caused a woman's white hair to darken again.
450 citations
,
January 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color is determined by melanin produced and transferred in hair follicles.
June 2025 in “Clinical and Experimental Dermatology” Baricitinib treatment led to dark brown hair regrowth in a red-haired woman with alopecia areata.
8 citations
,
January 2018 in “European journal of dermatology/EJD. European journal of dermatology” The girl's regrown brown hair had less of certain pigments than her original black hair.
1 citations
,
August 2022 in “JAAD case reports” Pioglitazone use was linked to hair regrowth in a patient with permanent hair loss from cicatricial alopecia.
May 2009 in “Medical and surgical dermatology/Medical & surgical dermatology” Hair and nail conditions can stabilize or improve over time, and new treatments show promise.
2 citations
,
November 2024 in “JAAD Case Reports” Anti-PD-L1 immunotherapy can cause hair loss and unexpected hair color change, but treatment can restore hair growth and color.
3 citations
,
January 2019 in “Advances in stem cells and their niches” Dermal papilla cells are key for hair growth and color, influencing hair type and size, and their interaction with stem cells could help treat hair loss and color disorders.
56 citations
,
December 1978 in “The Journal of Dermatologic Surgery and Oncology” Transplanting small skin grafts can successfully repigment leukoderma.
1 citations
,
April 2020 in “European Journal of Dermatology” Apremilast showed mixed results for hair regrowth in alopecia areata.
August 2023 in “Journal of Investigative Dermatology” 31 citations
,
August 2000 in “Journal of Investigative Dermatology” Stem cells are key for hair follicle recovery.
12 citations
,
November 1945 in “Archives of dermatology” Transplanted skin on hooded rats often grows white hair instead of black.
30 citations
,
April 2020 in “Stem Cell Research & Therapy” PI3K/Akt pathway is crucial for hair growth and regeneration.
July 2023 in “International Journal of Trichology” The man's hair turned white suddenly but returned to normal on its own in 6 months.
2 citations
,
August 2016 in “Lasers in Surgery and Medicine” Photodynamic therapy can remove nonpigmented hair in mice and might work for humans.
May 2025 in “Biomedicine & Pharmacotherapy” Hyperbranched polymer dots significantly boost hair regrowth better than minoxidil.
127 citations
,
November 2010 in “Pigment cell & melanoma research” We need more research on human hair follicle pigmentation, not just mouse models.
February 2005 in “CRC Press eBooks” Hair color is due to active pigment cells in hair during growth.