December 2025 in “Sustainable Chemistry One World” Mangosteen waste can be used as an eco-friendly natural hair dye, producing a lasting reddish color and strengthening hair.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The herbal mehendi gel safely colors hair naturally while nourishing and protecting the scalp.
A natural hair dye from cuttlefish ink and chitosan effectively colors hair black without harmful chemicals.
November 2019 in “Journal of Health and Allied Sciences” Maharanga bicolor and Hibiscus rosa sinensis extracts promote hair growth.
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.
Dark hair with a red beard likely evolved for camouflage, not attraction.
January 2020 in “Elsevier eBooks” Indian gooseberry has health benefits.
December 2025 in “International Journal of Advanced Biochemistry Research” Malvi cattle hair varies in color and pattern across different body regions.
Indian hair is unique due to genetics and care practices, with specific scalp bacteria and fungi.
108 citations
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December 2003 in “Lasers in surgery and medicine” ICG-enhanced NIR laser therapy may be a promising acne treatment with improvement and no side effects.
February 2022 in “arXiv (Cornell University)” A new method accurately captures and renders hair color for real and synthetic images.
February 2026 in “Chinese Medicine” Natural products might help treat hair greying.
8 citations
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May 2003 in “Clinical and Experimental Dermatology” A 14-year-old girl's black hair showed unique color changes, suggesting early greying.
1 citations
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January 2002 in “Springer eBooks”
1 citations
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March 2017 in “Archives of Plastic Surgery” A new method using gentian violet dye makes it easier to see and work with white hair in hair transplant surgeries.
2 citations
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April 2025 in “Frontiers in Genetics” The ASIP gene is crucial for determining cattle coat color.
1 citations
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January 2022 in “Electronic Imaging” A new method accurately captures and renders hair color for virtual reality and hair dye use.
October 2025 in “HAL (Le Centre pour la Communication Scientifique Directe)” Variegated coat color in cats is linked to the Silver locus.
June 2017 in “Journal of Traditional and Folk Practices” Tribes in Kerala and Tamil Nadu use Begonia malabarica for various health issues.
May 2026 in “International Journal of Research Publication and Reviews” The polyherbal hair dye is a safe, effective, and eco-friendly alternative to synthetic dyes.
2 citations
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March 2018 in “The Journal of Dermatology” The "color-transition sign" helps tell apart alopecia areata incognita from telogen effluvium by looking at hair color changes.
25 citations
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January 2013 in “Colloids and surfaces. B, Biointerfaces” Hair dye colors mainly target melanin granules in black hair.
April 2026 in “Biomolecules” Squid ink melanin nanoparticles create a safe, long-lasting black hair dye that protects hair and offers UV protection.
1 citations
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May 2012 in “Clinical and Experimental Dermatology” Iron can be present in hair color changes without overall iron deficiency.
17 citations
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February 2011 in “International Journal of Cosmetic Science” Grey hair is wilder, drier, and less manageable than pigmented hair.
March 2026 in “Journal of Investigative Dermatology”
September 2017 in “Journal of Investigative Dermatology” Blue light helps hair growth by affecting specific proteins in hair follicle cells.
March 2021 in “Research Society and Development” A blue Staffordshire Bull Terrier had hair loss due to color dilution alopecia, confirmed by tests, but no treatment was pursued.
June 2023 in “CHEDS Journal of Chemistry Education and Science” Green spinach leaves can be an effective and liked hair tonic for hair loss.