1 citations
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April 2008 in “Pigment Cell & Melanoma Research” Foxn1 is essential for hair pigmentation by directing pigment transfer to hair cells.
August 2023 in “International Journal of Molecular Sciences” The human scalp hair bulb contains different types of melanocytes with varying abilities to produce melanin.
January 2026 in “Frontiers in Medicine” PP-PTKL may help treat hair greying, but more testing is needed.
10 citations
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November 2010 in “Pigment Cell & Melanoma Research” Only skin melanocytes, not other types, can color hair in mice.
February 2026 in “Case Reports in Dermatology” Finasteride can cause melasma, especially in people with darker skin.
15 citations
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December 2016 in “Obstetrics & Gynecology” Most skin changes during pregnancy are harmless and moles don't significantly change, but many women experience pigmentation changes due to hormones and sun exposure.
SLC24A5 shows a clear selective sweep, but no link to UV radiation intensity.
November 2022 in “Skin Appendage Disorders” PT-20 did not significantly improve gray hair repigmentation.
2 citations
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January 2002 in “Clinics in Dermatology” Vitiligo causes white skin patches, often starts before age 20, and is linked to other health issues.
7 citations
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September 2021 in “Journal of Applied Polymer Science” Cuttlefish ink melanin protects hair from UV damage.
May 2026 in “Materials Today Bio” The nanocomplex protects hair from UV damage and strengthens it.
43 citations
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October 2005 in “Molecular and cellular endocrinology” Hair melanocytes help the skin respond to stress and regulate hair pigmentation.
4 citations
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December 2024 in “International Journal of Molecular Sciences” Hom Thong banana peels can help reduce skin pigmentation by inhibiting melanin production.
16 citations
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May 2006 in “PubMed” Alpha-melanocyte-stimulating hormone helps manage skin inflammation and protect against UV damage.
3 citations
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October 2020 in “Journal of Investigative Dermatology” Removing β-catenin in certain stem cells causes hair whitening and pigmentation issues.
1 citations
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January 2018 in “Methods in molecular biology” The research found ways to activate melanocyte stem cells for potential treatment of skin depigmentation conditions.
1 citations
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January 2021 in “Processes” Researchers successfully grew horse skin cells that produce pigment from hair follicle samples.
7 citations
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July 2013 in “Acta Biochimica Polonica” Chemotherapy reduces splenic melanin in mice.
2 citations
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November 1995 in “American Journal of Obstetrics and Gynecology” Taking vitamin B6 corrected a pregnant woman's metabolic disorder, which changed her hair color.
2 citations
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January 1973 in “ACTA HISTOCHEMICA ET CYTOCHEMICA” Brown skin in guinea pigs has more ascorbic acid and related enzymes, black skin uses ascorbic acid well, and white skin has the most protein.
6 citations
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April 2014 in “PubMed” A man got brown patches on his skin (melasma) after taking finasteride, a hair loss treatment.
7 citations
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November 2011 in “Skin Research and Technology” The study found a specific pattern of uneven melanin distribution on balding scalps that could help understand skin diseases caused by light exposure.
27 citations
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August 2006 in “Laboratory Investigation” SCF and ET-1 together significantly increase skin pigmentation and melanin production.
7 citations
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December 1981 in “International Journal of Dermatology” Understanding genes can help diagnose and treat skin color disorders.
1 citations
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September 2024 in “Quality in Sport” Hair graying can be delayed or prevented with antioxidants, lifestyle changes, and genetic therapy.
June 2025 in “Australasian Journal of Dermatology” Pigmented rings with central clearing help diagnose melasma more accurately.
April 2016 in “Journal of Investigative Dermatology” SOX4 is crucial for the development of melanoma.
September 2025 in “International Journal of Cosmetic Science” Heat and UV exposure damage hair structure by altering keratins.
January 2026 in “Figshare” Finasteride can cause melasma, especially in people with darker skin.
The human scalp has different types of pigment cells in hair follicles with varying abilities to produce pigment.