Modern shampoos use a mix of surfactants and other ingredients to clean, reduce irritation, and improve performance.
42 citations
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January 2009 in “Colloids and Surfaces B: Biointerfaces” A certain surfactant sticks to human hair, making it change from water-repelling to water-attracting, which could help in hair conditioning.
1 citations
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January 2013 Depilatories use chemicals to weaken hair for easy removal.
13 citations
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August 1985 in “Archives of Internal Medicine” Polysorbate 60 does not help with male pattern baldness.
4 citations
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August 1985 in “Archives of Internal Medicine” Polysorbate 60 does not help with male pattern baldness.
October 2025 in “Coloration Technology” Delipidised wool is brighter, dyes better, and is more eco-friendly.
September 2023 in “Journal of the American Academy of Dermatology”
January 2023 in “Fashion and textiles” Cationic and nonionic surfactants provide better color intensity and resistance for semi-permanent hair dye than anionic surfactants.
December 2012 in “SWU eJournals System (Srinakharinwirot University)” Chemical hair removal can cause skin irritation and other issues, but natural alternatives are being explored.
January 2023 in “Minds at UW (University of Wisconsin)” More research is needed to understand how shampoo chemicals affect hair strength and structure.
1 citations
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June 1999 in “American Journal of Contact Dermatitis” Shampoos should treat scalp issues while keeping hair soft and shiny.
November 2004 in “Qucosa (Saxon State and University Library Dresden)” Active agents mainly stay on the hair surface after short washes.
December 2023 in “The journal of physical chemistry. B (1997 : Online)” Human hair keratin might be good for filtering out harmful substances from water.
3 citations
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June 2008 in “Springer eBooks” Hair care products clean, protect, style, color, and change hair structure.
October 2023 in “arXiv (Cornell University)” Human hair keratins might be good for filtering out harmful substances like diclofenac and PFBS from water.
January 2016 in “Huanjing yu Jiankang Zazhi”
1 citations
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March 2019 in “Journal of AOAC INTERNATIONAL” New method quickly and accurately measures dexpanthenol in hair products.
4 citations
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January 1988 in “Cosmetics and toiletries” 0.1% piroctone olamine in hair tonics effectively treats dandruff.
12 citations
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January 2009 in “Journal of Oleo Science” Sterol surfactants can effectively dissolve UV ray absorbers.
39 citations
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January 1979 in “Journal of the Society of Cosmetic Scientists of Korea” Surfactants can protect or harm hair, skin, and nails, depending on their type and use.
25 citations
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May 2019 in “Cosmetics” 18-MEA and cationic surfactants can restore and maintain hair's hydrophobic nature, improving its beauty and feel.
1 citations
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November 2023 in “Cosmetics” Surfactants damage hair, but sealing the cuticle can prevent this.
December 2023 in “Journal of dispersion science and technology” The natural shampoo made from Gleditsia sinensis Lam and other ingredients showed good foaming, cleaning, and protective properties.
17 citations
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July 2019 in “Scientific reports” Surface and internal treatments can help prevent hair lipid loss during washing.
13 citations
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January 1995 in “Journal of the American Institute for Conservation” Researchers developed a less damaging way to extract red dyes from wool using EDTA and DMF, preserving the fiber's strength for further analysis.
October 2018 in “Focus on surfactants” October 2025 in “International Journal of Cosmetic Science” Conditioners improve hair manageability but don't repair damage.
12 citations
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March 2023 in “Processes” Plant surfactants from quinoa and soybeans are effective, safe, and eco-friendly for shampoos.
4 citations
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March 2007 in “Annales de Dermatologie et de Vénéréologie” Hair care products can cause skin irritation and allergies due to certain chemicals.
3 citations
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January 2004 in “Sen i Gakkaishi” DTDG in hair treatments reduces damage and preserves hair structure.