January 2009 in “Actas dermo-sifiliográficas/Actas dermo-sifiliográficas” Lasers and light treatments are now the most common ways to remove hair.
January 1990 in “Springer eBooks” Some chemicals can permanently or temporarily remove color from skin and hair, which can be distressing and is not well-regulated in cosmetics.
A natural hair dye from cuttlefish ink and chitosan effectively colors hair black without harmful chemicals.
6 citations
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September 2014 in “Food Additives & Contaminants: Part A” New method effectively detects illegal hormones in anti-aging foods.
4 citations
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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.
10 citations
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August 2023 in “Animals” SLC45A2 and GPNMB genes help control chicken feather color by promoting melanin.
February 2024 in “ACS Omega” The Shen Bai Hair Growing Decoction may help treat hair loss by promoting hair growth and reducing inflammation.
9 citations
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July 2014 in “PubMed” The review doesn't clearly say if biotin, caffeine, melatonin, a marine extract, and zinc are effective for treating hair loss.
The TrichoConcept™ line is effective for personalized hair loss treatments.
35 citations
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October 2003 in “Dermatologic clinics” Laser therapy on darker skin has higher risks and needs expert handling.
12 citations
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January 2020 in “Analyst” Researchers found markers that can tell if hair has been bleached, which could improve hair test accuracy.
3 citations
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March 2019 in “Acta histochemica” Angiotensin II is found at higher levels in black sheep skin and may influence coat color.
February 2025 in “International Journal of Molecular Sciences” Altered lipid pathways in diabetic women may cause premature greying.
Adenophora Radix extract can promote hair growth and increase melanin in mice.
November 2025 in “Molecules” Microextraction techniques improve hormone testing while being environmentally friendly.
450 citations
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January 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color is determined by melanin produced and transferred in hair follicles.
138 citations
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June 2023 in “Molecules” Skin pigmentation varies due to genetics, UV exposure, and drugs, with treatments available but requiring medical advice.
26 citations
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December 2022 in “Molecules” Nanotechnology can improve treatments for skin discoloration.
14 citations
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December 2016 in “PloS one” Keratin 26 affects cashmere goat hair growth and is influenced by various treatments.
12 citations
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May 2023 in “EMBO reports” High mTORC1 activity slows hair growth and causes it to lose color.
1 citations
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August 2021 in “Frontiers in Genetics” Certain genes related to sulfur metabolism are more active during the growth phase of Cashmere goat wool, and melatonin might help this process.
November 2025 in “Cosmetics” Most trichological shampoo ingredients lack strong evidence for effectiveness against hair loss.
August 2025 in “Drug Design Development and Therapy” Current treatments for androgenetic alopecia are complex and promising, but more research is needed.
March 2025 in “Frontiers in Veterinary Science” Changing light exposure boosts hormone levels and antioxidant activity, improving cashmere growth in goats.
February 2025 in “International Journal of Molecular Sciences” RORA plays a key role in controlling seasonal hair molting by affecting hair follicle cell activity.
132 citations
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September 2009 in “Experimental Dermatology” A reliable system was developed to distinguish hair growth stages, aiding in identifying hair growth promoters or inhibitors.
35 citations
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January 2011 in “Journal of Biological Chemistry” sPLA2-X is crucial for normal hair growth and follicle health.
31 citations
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November 2015 in “PloS one” Reducing Tyrosinase prevents mature color pigment cells from forming in mouse hair.
17 citations
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May 2007 in “Forensic Science Medicine and Pathology” Clozapine levels in hair reflect dosage and bind more to pigmented hair.
13 citations
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September 2023 in “Molecules” Liposomal coffee berry extract improves skin elasticity and reduces melanin better than regular extract.