2 citations
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August 2016 in “Lasers in Surgery and Medicine” Photodynamic therapy can remove nonpigmented hair in mice and might work for humans.
April 2025 in “International Journal of Cosmetic Science” A new hair perming method avoids damage and lasts longer than traditional methods.
December 2012 in “SWU eJournals System (Srinakharinwirot University)” Chemical hair removal can cause skin irritation and other issues, but natural alternatives are being explored.
69 citations
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January 2002 in “Journal of biomedical optics” Dyes can penetrate human skin and hair follicles up to 1.2 mm deep and the sebaceous gland can store dye; Indocyanine Green lotion was made for safe dyeing and monitoring.
January 2002 in “China Surfactant Detergent & Cosmetics” Shampoo D is best for fixing perm-damaged hair.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The herbal mehendi gel safely colors hair and nourishes the scalp.
1 citations
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February 1989 in “PubMed” Electrophoresis can effectively analyze hair proteins for forensic use, even after cosmetic treatments and up to 2 years of weathering.
June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Herbal hair dye with Bhringraj is effective, safe, and eco-friendly.
June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Herbal hair dye with Bhringraj is effective, safe, and eco-friendly.
16 citations
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October 2009 in “Xenobiotica” The tested hair dye ingredients do not form harmful oxidized metabolites in the liver.
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.
1 citations
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September 2003 in “Annals of Epidemiology” 1 citations
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June 2023 in “Skin Research and Technology” Hair-coating shampoos dye better initially, but hair-oxidation shampoos keep color longer and may damage hair more.
16 citations
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October 2003 in “Journal of applied polymer science” 2-iminothiorane hydrochloride improves hair waving permanence without damage.
20 citations
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June 2011 in “ISRN Dermatology (Print)” A woman lost most of her hair due to an allergic reaction to a hair dye ingredient.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The herbal mehendi gel safely colors hair naturally while nourishing and protecting the scalp.
Hair coloring and bleaching can permanently break down hair protein and temporarily change its properties.
Sea cucumber extract reduces hair loss and improves scalp health after dyeing.
20 citations
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July 1988 in “Clinics in dermatology” Thioglycolate lotions are the most popular method for permanent waving and hair straightening.
8 citations
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November 2019 in “International Journal of Morphology” Henna dye improves hair cuticle and thickness but effects vary by hair type and health.
9 citations
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July 2012 in “Dermatitis” Hair dye with para-phenylenediamine can cause skin depigmentation.
May 2026 in “Brazilian Journal of Hair Health” Bleaching damages hair the most, while dyes improve combability but still cause protein loss.
4 citations
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April 1999 in “Dermatologic Clinics” Long-pulsed ruby lasers effectively reduce hair for up to 2 years with minimal pain.
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.
7 citations
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January 2013 in “Journal of Cosmetics, Dermatological Sciences and Applications” Argan oil and cupuassu butter can protect hair after dyeing.
4 citations
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May 2014 in “PubMed” Monoethanolamine-based hair colorants can cause more damage to hair than ammonia-based ones.
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.
1 citations
,
January 2022 in “Electronic Imaging” A new method accurately captures and renders hair color for virtual reality and hair dye use.
January 2025 in “Journal of Pharmacognosy and Phytochemistry” Plant-based pigments in shampoo offer vibrant colors and scalp benefits, meeting quality standards and providing a natural alternative to synthetic dyes.
7 citations
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January 1995 Silicone pretreatment protects hair from damage and reduces color fading without interfering with bleaching or dyeing.