Sea cucumber extract reduces hair loss and improves scalp health after dyeing.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The herbal hair dye gel is a safe and effective natural alternative to chemical dyes, improving hair and scalp health.
6 citations
,
March 1998 in “Textile Research Journal” Chemical treatments can change the scale heights of wool and cashmere fibers, affecting their identification.
January 2025 in “International Journal of Advanced Research in Science Communication and Technology” Polyherbal hair dyes are safer and more eco-friendly than chemical dyes.
November 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Polyherbal hair dye cream is safe, effective, and eco-friendly, offering better color and no side effects.
January 1991 in “Acta Dermato Venereologica” A new method effectively visualizes keratin in hair without harsh chemicals.
34 citations
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January 2012 in “Journal of Dermatological Science” Hydrogen peroxide and monoethanolamine in hair dye can cause dermatitis and hair loss.
8 citations
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January 2016 Curcumin can safely replace Sunset Yellow as a food colorant.
4 citations
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June 2024 in “Animals” Genes like MC1R, TYR, MITF, ASIP, and KIT determine horse and donkey coat colors and affect breeding and health.
1 citations
,
December 2022 in “Middle East Journal of Science” Permanent hair dyes use chemicals that react with hydrogen peroxide to create color.
12 citations
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December 2017 in “Food and chemical toxicology” Permanent hair dye mixtures can irritate and damage the skin.
4 citations
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January 1982 in “Neuroendocrinology” Dopamine affects coat color changes in agouti mice.
5 citations
,
April 2016 in “Proceedings of the Latvian Academy of Sciences. Section B, Natural, Exact and Applied Sciences” Researchers created small amber particles for use in bioactive and biocompatible fibers that could help with skin and hair restoration and are safe for infant clothing.
March 2026 in “Indian Dermatology Online Journal” Hair dye ingredient PPD can cause severe allergic reactions, including facial swelling.
9 citations
,
July 2022 in “Journal of Cosmetic Dermatology” The ammonia-free hair dye is safe and improves hair shine, color, moisture, porosity, and combability.
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.
12 citations
,
June 2010 in “Journal of dermatology” Some patients with severe alopecia areata developed skin darkening from their treatment, which may indicate a less effective response to the therapy.
December 2025 in “Journal of Pharma Insights and Research.” The shampoo naturally colors and conditions hair safely without toxic chemicals.
September 2019 in “Mağallaẗ al-ʿulūm al-ṭabīʿiyyaẗ wa-al-ḥayātiyyaẗ wa-al-taṭbīqiyyaẗ” Camel hair from Afif can be improved for textiles by adding chemicals or blending with other fibers.
March 2007 in “The FASEB Journal” Henna mixed with PPD can cause skin reactions, scarring, and a specific type of baldness, and needs more research to understand these effects.
40 citations
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February 2002 in “International Journal of Dermatology” Permanent hair dye damages hair but it mostly recovers after 8 weeks; using certain hair care products can help repair it.
1 citations
,
January 2014 in “Sen'i Gakkaishi” The new method reliably identifies and measures different animal hair fibers in textiles.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The herbal hair dye with Barleria prionitis is a safe, effective, and natural alternative to chemical dyes.
56 citations
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January 1996 in “Journal of Forensic Sciences” Dye enters hair at the edges of cuticle cells and penetrates more from water than alcohol-based solutions.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The herbal hair dye gel is a safe and effective natural alternative to chemical dyes, improving hair and scalp health.
May 2026 in “Brazilian Journal of Hair Health” Bleaching damages hair the most, while dyes improve combability but still cause protein loss.
66 citations
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February 1985 in “Archives of dermatological research” Hair dyes penetrate the scalp very minimally, less than 1%.
6 citations
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December 1966 in “Textile Research Journal” Animal hair fibers like wool and mohair are strong when dry, but vicuna fibers are very brittle.
20 citations
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October 2018 in “American Journal of Clinical Dermatology” Some drugs can cause skin and hair color changes, often reversible when the drug is stopped.