Human hair color is determined by melanin types and genetic factors.
January 2000 in “Optics Letters” Laser treatment can inhibit hair growth and different hair colors reach different temperatures when lasered.
32 citations
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May 2023 in “Preprints.org” Skin pigmentation varies due to genetics, UV exposure, and medications, with treatments available but requiring medical advice.
3 citations
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November 2022 in “Frontiers in Oncology” Melanin may help melanoma cells grow by aiding their metabolism.
70 citations
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December 2004 in “Proceedings of the National Academy of Sciences” BMP signaling affects hair color by interacting with the MC-1R pathway.
10 citations
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August 2023 in “Animals” SLC45A2 and GPNMB genes help control chicken feather color by promoting melanin.
March 2013 in “Pigment Cell & Melanoma Research” A gene called Taqpep affects cat coat patterns like stripes and blotches.
2 citations
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September 2020 in “International journal of radiology & radiation therapy” Radiotherapy can cause rare changes in hair color, which should be discussed with patients.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Melanocytes are cells that make skin and hair color and help protect skin from sun damage.
April 1986 in “CRC Press eBooks” Hair color is determined by melanins produced in hair cells.
1 citations
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June 2011 in “InTech eBooks” Darker skin provides more protection against UV damage and cancer.
3 citations
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November 2023 in “Frontiers in cell and developmental biology” Melanocytes are important for skin and hair color and protect the skin from UV damage.
9 citations
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January 2019 in “Postepy Dermatologii I Alergologii” The skin acts like an endocrine organ, making hormones that affect skin diseases and respond to stress.
April 2025 in “Turkish Journal of Hematology” Nilotinib may cause gray hair to return to its original color.
November 2021 in “CRC Press eBooks” Hair color is determined by melanin and can be affected by genetic conditions like albinism.
58 citations
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February 2016 in “Scientific reports” Blocking BACE1 and BACE2 enzymes causes hair color loss in mice.
20 citations
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April 1999 in “British journal of plastic surgery” Ruby laser hair removal significantly reduces hair density.
2 citations
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November 2018 in “International Journal of Cosmetic Science” Chamomile extract can protect hair from damage caused by light.
1 citations
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April 2018 in “International journal of Ayurvedic medicine” Certain Ayurvedic herbs may help manage premature greying of hair.
April 2025 in “International Journal of Ayurveda and Pharma Research” Ayurvedic treatment can reverse premature graying and improve hair health.
January 2022 in “International journal of Ayurveda and pharma research” Premature graying of hair is linked to an imbalance of body energies in Ayurveda and treatment varies based on the specific imbalance.
January 2003 in “Linchuang pifuke zazhi” Melanin granules can be expelled by exocytosis.
231 citations
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July 2008 in “Nutrition reviews” Diet changes can protect against harmful environmental effects on fetal development.
210 citations
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July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color production in mice is closely linked to the hair growth phase and may also influence hair growth itself.
112 citations
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July 1998 in “Journal of Investigative Dermatology” Ruby laser pulses best destroy hair follicles during the growth phase and effectiveness varies with laser intensity; melanin is key for targeting, and timing treatments can improve results.
109 citations
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July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color production is closely linked to the active growth phase of hair in mice and may also influence hair growth itself.
107 citations
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December 2013 in “International Journal of Dermatology” The document concludes that hair is complex, with a detailed growth cycle, structure, and clinical importance, affecting various scientific and medical fields.
39 citations
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April 2020 in “Clinical, Cosmetic and Investigational Dermatology” Asian hair is generally straight and thick, with unique disorders and properties, and more research is needed to understand it fully.
32 citations
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August 2015 in “Anais Brasileiros de Dermatologia” Black women's unique hair characteristics and styling practices can lead to specific scalp conditions, which require early diagnosis and appropriate treatment.
24 citations
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January 2006 in “Dermatologic clinics” Hair sunscreens are important for maintaining hair's cosmetic value.