March 2014 in “Institutional Repositories DataBase (IRDB)” Skin-derived stem cells could help treat skin aging and pigmentation issues.
Adenophora Radix extract can promote hair growth and increase melanin in mice.
February 2010 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Fluphenazine and iloprost can induce hair growth.
January 2008 in “Linchuang pifuke zazhi” Betamethasone activates and increases the growth of certain skin cells from hair follicles.
The 16th-century mummy's hair was well-preserved due to a calcium coating.
January 2004 in “Banca y finanzas: Revista profesional de gestión financiera” Androgens increase pigmentation in certain hamster skin areas, but estrogens can reverse this effect.
A white-tailed deer fawn in South Dakota was the first cervid found with congenital hypotrichosis, a condition causing sparse or missing hair.
January 2003 in “Linchuang pifuke zazhi” Melanin granules can be expelled by exocytosis.
Oral contraceptives can affect skin and hair, improve acne, but may cause pigmentation, dermatitis, and other conditions.
February 2005 in “CRC Press eBooks” Hair color is due to active pigment cells in hair during growth.
April 1986 in “CRC Press eBooks” Hair color is determined by melanins produced in hair cells.
April 2022 in “DOAJ (DOAJ: Directory of Open Access Journals)” Polygonum multiflorum may treat hair loss by reducing inflammation and stress, and boosting melanin.
127 citations
,
November 2010 in “Pigment cell & melanoma research” We need more research on human hair follicle pigmentation, not just mouse models.
82 citations
,
January 1997 in “Forensic science international” Drugs can be incorporated into hair based on their chemical properties and hair pigmentation.
38 citations
,
June 2005 in “Acta Biochimica Polonica” Splenic eumelanin in C57BL/6 mice is different from hair eumelanin.
25 citations
,
October 2012 in “Dermatologic clinics” Laser and light treatments can effectively remove hair long-term.
3 citations
,
March 2008 in “Medical laser application” Lasers have become safer and more effective for treating skin problems and hair removal.
1 citations
,
January 2009 in “Elsevier eBooks” Laser hair removal can be effective for darker skin but requires careful use to avoid side effects.
June 2026 in “International Journal of Drug Delivery Technology” Herbal remedies show promise for managing premature hair greying but need more research.
October 2025 in “International Journal of Research in Dermatology” New laser technologies and methods are safer and more effective for hair removal on darker skin tones.
January 2019 in “International Journal of Plant Animal and Environmental Sciences” The extract from marine green alga Chlamydomonas sp. W80 has antioxidant, anti-inflammatory, anti-aging, hair growth, immune-boosting, and skin lightening effects.
8 citations
,
June 2022 in “International Journal of Molecular Sciences” Tiny particles called extracellular vesicles show promise for skin improvement and anti-aging in facial care but face challenges like low production and lack of research.
3 citations
,
November 2022 in “Frontiers in Oncology” Melanin may help melanoma cells grow by aiding their metabolism.
53 citations
,
July 1981 in “Journal of Endocrinology” α-MSH and cyclic AMP boost melanin production, while cyclic GMP and melatonin reduce it.
7 citations
,
January 1995 in “The Indian Journal of Animal Sciences” The Indian buffalo teat has a melanin-rich epidermis, no hair follicles, and a complex structure with muscle, blood vessels, and immune cells.
November 2025 in “Frontiers in Veterinary Science” A 1.0% tyrosine diet increases melanin in chicken feathers.
Human hair color is determined by melanin types and genetic factors.
1 citations
,
August 2018 in “Anais Brasileiros de Dermatologia” Facial threading reduces skin roughness and improves appearance but doesn't affect hydration or melanin.
April 2018 in “Journal of Investigative Dermatology” BMP signaling is important for skin color, affecting melanin production, pigment spread, and cell movement.
June 2008 in “British Journal of Dermatology” UK medical students lack dermatology education, liver biopsy patients with risk factors show more fibrosis, and certain fungi resist drugs due to melanin; genetics may influence female hair loss.