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November 2012 in “Thermochimica Acta” Internal lipids in keratin fibers, like wool and hair, reduce water absorption and release.
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June 2020 in “Industrial Crops and Products” Activated carbon fibers from Metaplexis japonica seed hair are highly effective for removing the dye methylene blue from water.
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March 2017 in “Skin research and technology” Removing external lipids from hair reduces moisture and increases strength, while removing internal lipids decreases water permeability.
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September 2021 in “International Journal of Molecular Sciences” Chitosan, a natural substance, can be used to create tiny particles that effectively deliver various types of drugs, but more work is needed to improve stability and control of drug release.
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March 2019 in “Journal of cosmetic dermatology” African hair has the most lipids, while Caucasian hair is more hydrated and stronger.
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January 2024 in “Journal of Pharmacognosy and Phytochemistry” Teak has valuable compounds for medicine, cosmetics, and industry, with potential in cancer treatment and biodiesel production.
Fetal environments contain various chemicals that may disrupt hormones.
April 2024 in “Research Square (Research Square)” 16-MHA can restore the barrier and moisture of damaged hair, making it similar to undamaged hair.
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August 2020 in “Analytical chemistry” Hair lipids do not protect against humidity.
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October 2020 in “Pharmaceutics” Polysaccharide-based nanofibers are promising for better wound healing.
November 2025 in “Journal of Natural Fibers” Human hair waste can be valuable in engineering and materials due to its unique properties.
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May 2025 in “MedComm” Organoid technology is improving personalized medicine by better predicting drug responses and treatments.
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February 2008 in “Atmospheric environment” Ozone reacts more with unwashed hair, producing compounds due to scalp oils, which could lower ozone exposure but increase exposure to reaction products.
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July 2019 in “Scientific reports” Surface and internal treatments can help prevent hair lipid loss during washing.
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January 2016 in “Przeglad Menopauzalny” Eating a balanced diet with specific nutrients is important for menopausal women to manage hair loss.
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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.
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February 2017 in “ACS biomaterials science & engineering” Polydopamine is a safe, effective, and permanent hair dye that turns gray hair black in one hour.
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March 2005 in “Journal of the American Academy of Dermatology” Equol may help with antiaging and skin health by boosting collagen and blocking certain hormones.
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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.
3D culture better preserves sweat gland cell identity than 2D culture.