5 citations
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August 2014 in “Dermatologic surgery” Advanced fluorescence technology effectively treats skin discoloration from certain creams.
6 citations
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September 2013 in “Advanced materials research” Non-ionic silicone emulsion best protects hair color from sunlight.
2 citations
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December 1988 in “PubMed” C.I. Acid Orange 3 caused cancer in female rats but not in male rats or mice.
8 citations
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January 2018 in “Journal of cosmetic dermatology” Conditioners in hair dye reduce damage and improve combability.
December 2017 in “JURNAL FARMANESIA” Red dragon fruit peel extract can effectively dye gray hair black.
January 2020 in “대한미용학회지” Permanent hair dye reduces sulfur content in both gray and black-brown hair.
November 2016 in “University of the Arts London Research Online (University of the Arts London)” Shampoos with polymers and dyes help maintain and enhance hair color vibrancy.
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.
November 2023 in “Journal of the American Academy of Dermatology” Skin of color can spontaneously repigment after a phenol-croton oil chemical peel.
The new sensor can detect a toxic chemical in water with high sensitivity and accuracy.
4 citations
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August 2016 in “PubMed” Repeated dyeing and shampooing cause hair color loss and damage.
16 citations
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October 2015 in “Photochemistry and photobiology” Reducing copper (II) ion levels in hair can decrease hair damage.
7 citations
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June 2019 in “Coloration Technology” Translucent keratin films are better for testing hair dyes.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Natural hair dyes like henna and beetroot are safer but have limited colors and may fade easily.
March 2025 in “Digital Library of Theses and Dissertations (Universidade de São Paulo)” Ferulic acid and resveratrol protect hair from chemical and sun damage.
September 2018 in “University of the Arts London Research Online (University of the Arts London)” L-arginine, hydrolysed keratin, and cystine-silanol copolymer can help protect hair from damage during and after bleaching.
33 citations
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January 2004 in “Photochemistry and Photobiology” Superoxide dismutase (SOD) can prevent hair graying in mice.
October 2025 in “Coloration Technology” Delipidised wool is brighter, dyes better, and is more eco-friendly.
November 2022 in “Journal of Investigative Dermatology” A new molecule was found to be a safe and effective skin lightener and anti-aging product.
October 2024 in “UNESP Institutional Repository (São Paulo State University)” Straightening and dyeing damage hair structure.
1 citations
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January 2010 in “LA Referencia (Red Federada de Repositorios Institucionales de Publicaciones Científicas)” Conditioners improved hair protein retention and combing ease, with some providing thermal protection.
13 citations
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November 2016 in “Human & Experimental Toxicology” Maternal exposure to artificial food coloring may increase skin disease risk in rat offspring.
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.
13 citations
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March 2010 in “International Journal of Cosmetic Science” Hair coloring increases copper and calcium uptake, damaging hair and reducing shine.
September 2016 in “Springer eBooks” Gray hair is caused by oxidative stress damaging hair cells.
6 citations
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October 2003 in “Journal of applied polymer science” A new method using poly(ethylene imine) improves hair dyeing at lower temperatures with better color retention.
1 citations
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September 2018 in “International journal of research - granthaalayah” Human hair medulla doesn't break down hydrogen peroxide, which may affect hair color formation.
11 citations
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April 2021 in “Advanced synthesis & catalysis” PXX is an effective and affordable photocatalyst for creating new chemical bonds in organic synthesis.
48 citations
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May 2021 in “Molecules” Plant extracts from dry flowers can be used as safe, effective dyes in cosmetics, offering skin protection and anti-aging benefits.
3 citations
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June 2023 in “ACS sustainable chemistry & engineering” The study found a green method for strengthening hair works on all hair colors and is eco-friendly.