13 citations
,
July 2011 in “Photomedicine and laser surgery” Coloring white hair before IPL treatment effectively helps remove it.
August 2024 in “Applied Sciences” Plant extracts may help prevent or reverse hair graying.
84 citations
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April 2005 in “Dermatologic Clinics” Treatments for melanin disorders exist, but more effective options needed.
3 citations
,
September 2023 in “Journal of Photochemistry and Photobiology A Chemistry”
1 citations
,
January 2023 in “Indian Journal of Animal Research” A new method effectively stains hair samples for study without losing hair sections.
January 1963 in “Stain technology” Ziehl-Neelsen's stain helps identify different parts of hair in sheep and goats.
140 citations
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August 2010 in “Pigment Cell & Melanoma Research” We know a lot about mouse hair color, but not much about human hair color differences.
October 2006 in “Eclética Química” Three methods accurately measure finasteride in tablets using dyes and bromate-bromide.
1 citations
,
November 2019 in “International Journal of Women's Dermatology” Ketoconazole shampoo can cause rare pink hair discoloration.
January 2026 in “Molecules” Dihydroartemisinin could be a versatile cosmetic ingredient but needs more research and development.
January 2026 in “Frontiers in Medicine” PP-PTKL may help treat hair greying, but more testing is needed.
July 2018 in “Journal of The American Academy of Dermatology” Fluorescent tattoos are a good way to mark the scalp for hair treatments because they're accurate, invisible in normal light, and have low risk.
The gene Endothelin 3 makes mice's fur darker by increasing pigment cells and pigment levels.
6 citations
,
November 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Gene expression, especially Dkk4, is key to cat color patterns.
March 2026 in “Indian Dermatology Online Journal” Hair dye ingredient PPD can cause severe allergic reactions, including facial swelling.
1 citations
,
August 1999 in “ACS symposium series” Polymer JR400 sticks to hair but washes off with detergent.
23 citations
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August 2017 in “Scientific Reports” Darker hair may lead to higher cortisol readings, suggesting a need to adjust for hair color in studies.
2 citations
,
January 2010 in “Side effects of drugs annual” Dermatological drugs and cosmetics can cause serious side effects like cancer, allergies, and heart issues.
82 citations
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January 1997 in “Forensic science international” Drugs can be incorporated into hair based on their chemical properties and hair pigmentation.
2 citations
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March 1942 in “JAMA”
4 citations
,
December 2018 in “Macedonian Journal of Chemistry and Chemical Engineering” A new method accurately measures amino acids in treated hair, showing bleaching reduces amino acids while protein treatments increase them.
August 2023 in “Scientia Pharmaceutica” Color changes in Minoxidil hair products do not affect their effectiveness.
4 citations
,
January 1982 in “Neuroendocrinology” Dopamine affects coat color changes in agouti mice.
January 1996 in “대한피부과학회지” Wait at least 8 weeks between hair dyeing for cuticle recovery.
January 2023 in “Journal of clinical pharmacy and therapeutics” Isoliensinine, a natural compound, prevents stress-related hair greying by blocking a specific receptor on hair cells.
2 citations
,
November 1995 in “American Journal of Obstetrics and Gynecology” Taking vitamin B6 corrected a pregnant woman's metabolic disorder, which changed her hair color.
August 1985 in “Proceedings ... annual meeting, Electron Microscopy Society of America/Proceedings, annual meeting, Electron Microscopy Society of America” Hair dye can damage dog hair and cause health issues.
Hair product allergies are common, especially to hair dyes, and hairdressers are at higher risk.
Sea cucumber extract reduces hair loss and improves scalp health after dyeing.
May 2025 in “Journal of Photochemistry and Photobiology B Biology” Blue LED light improves hair treatments for Caucasian and Asian hair but not for African hair.