5 citations
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February 2012 in “Australasian Journal of Dermatology” Two red-haired men with alopecia areata regrew black hair instead of red.
Oxidized hair can naturally regain strength and stability over six months.
March 2026 in “International Journal of Innovative Technologies in Social Science” Vitiligo is a systemic disease with psychological effects, and new treatments focus on personalized care.
30 citations
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December 2001 in “Experimental dermatology” Gonadal hormones significantly affect the severity of alopecia areata in mice.
April 2026 in “Biomolecules” Squid ink melanin nanoparticles create a safe, long-lasting black hair dye that protects hair and offers UV protection.
A 32-year-old man with early graying hair shows a unique pattern, suggesting more research is needed on why hair grays early.
44 citations
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October 2019 in “International Journal of Molecular Sciences” Melatonin, usually known for sleep regulation, also has antioxidant properties that can protect skin, stimulate hair growth, and improve skin conditions, with topical application being more effective than oral use.
January 2024 in “Clinical, cosmetic and investigational dermatology” Dermatologists should customize cosmetic treatments for dark-skinned patients to minimize risks and complications.
109 citations
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October 2007 in “Journal of pineal research” Melatonin helps regulate hair growth and protects the hair follicle from stress.
54 citations
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February 2002 in “Carcinogenesis” Increasing SSAT makes skin more prone to cancer.
August 2015 in “Free Radical Biology and Medicine” Some treatments can improve skin's defense against damage, but overuse may cause other skin problems.
1 citations
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July 2018 in “JAMA dermatology” Poliosis causes white hair patches due to lack of melanin.
March 2013 in “Molecular & Cellular Toxicology/Molecular & cellular toxicology” m-Aminophenol in hair dye can cause skin cell toxicity and stress responses.
18 citations
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September 2016 in “International Journal of Molecular Sciences” Polydeoxyribonucleotide (PDRN) may help lighten skin and treat hyperpigmentation.
Adenophora Radix extract can promote hair growth and increase melanin in mice.
8 citations
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May 2012 in “Clinical and Experimental Dermatology” An 82-year-old woman's hair turned white suddenly, likely due to a rare form of alopecia that targets pigmented hair.
1 citations
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April 2016 in “Journal of Investigative Dermatology” UV photography can help identify people at higher risk for skin cancer, and male pattern baldness at age 45 is linked to a higher risk of certain skin cancers.
December 2025 in “Journal of Advanced Biotechnology and Experimental Therapeutics” Mesenchymal stem cells may help reduce melanin in UV-exposed mice.
27 citations
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May 2024 in “Clinical and Translational Medicine” Melanocyte stem cells are vital for skin and hair color and have potential in treating skin disorders and cancer.
April 2026 in “Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy”
August 2023 in “Research Square (Research Square)” Melanocytes may trigger the immune response in alopecia areata, affecting hair regrowth.
21 citations
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December 2023 in “Journal of Investigative Dermatology” Hair graying is caused by damage and cell depletion but might be temporarily reversible with drugs and hormones.
48 citations
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March 1997 in “Seminars in Cutaneous Medicine and Surgery” Vitiligo causes white skin patches but can be treated in many ways.
March 2026 in “International Journal of Science and Research (IJSR)” Melatonin protects skin and supports hair growth.
November 2022 in “Journal of Investigative Dermatology” Blocking mTORC1 activity could increase hair pigmentation and potentially reverse greying.
January 2016 in “Xumu Shouyi Xuebao”
8 citations
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March 2018 in “Cosmetics” UV radiation damages hair by creating holes and peeling cuticle layers.
October 2023 in “European journal of dermatology/EJD. European journal of dermatology” Injectable platelet-rich fibrin can safely and effectively treat melasma.
January 1972 in “NBER Chapters” Melatonin may protect skin from radiation, but its effects on aging and hair growth are unclear.