3 citations
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August 1980 in “Acs Symposium Series” Hair increases in size when it absorbs water, and treatments like bleaching affect how much water it can take in.
32 citations
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August 2019 in “Nature Communications” Chemotherapy causes permanent hair follicle damage by triggering stem cell loss.
May 2024 in “International Journal of Cosmetic Science” A new method using near-infrared light can effectively detect and analyze internal hair damage.
25 citations
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February 2007 in “Forensic science international” Different hair cleaning methods caused varying levels of damage to the hair's outer layer.
November 2024 in “International Journal of Cosmetic Science” Haircare products with a pH between 5 and 7 are best for maintaining healthy hair.
April 2025 in “International Journal of Cosmetic Science” A new hair perming method avoids damage and lasts longer than traditional methods.
1 citations
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January 2014 in “International Journal of Trichology” A patient with a rare hair condition and skin disorder showed hair improvement after treatment.
75 citations
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November 1965 in “Textile research journal” Papain and bisulfite break down human hair by dissolving parts of it.
4 citations
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June 2020 in “JAAD case reports” Permanent hair dye may cause total hair loss.
Hair keratin treatments can be harmful, potentially causing health issues like skin reactions and cancer.
November 2024 in “Majalah Farmasetika” The natural hair dye gel with 12% Eleutherine bulbosa extract effectively colors bleached hair dark brown and is stable and non-irritating.
September 2017 in “Journal of Investigative Dermatology” Photodynamic therapy can potentially remove nonpigmented hair by damaging hair follicles.
September 2023 in “Biomedicines” Squalene may be a marker for certain types of alopecia.
4 citations
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January 2016 in “Dermatology online journal” Using bacitracin zinc and selenium sulfide one after the other can temporarily turn white hair yellow.
5 citations
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March 2012 in “Microscopy Research and Technique” UVB radiation changes the chemical makeup and dries out human hair but doesn't alter its appearance or texture.
March 2026 in “Advanced Healthcare Materials” 35 citations
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April 1956 in “Journal of the American Medical Association” Selenium sulfide shampoo can cause hair loss, which stops when you stop using it.
1 citations
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January 2004 in “Cosmetics and toiletries” Polyquaternium-64 helps damaged hair look healthy again.
January 2026 in “International Journal of Biological Macromolecules” Small KP peptide improves hair without reducing agents, while larger proteins need them for better results.
September 2016 in “Hair transplant forum international” Methylene blue is less effective than normal saline solution for storing hair grafts and may reduce graft survival.
2 citations
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January 2015 in “Sen'i Gakkaishi” Washing permed hair after using thioglycolic acid helps reform strong bonds, making hair stronger.
April 2023 in “Journal of Investigative Dermatology” Honey mixture improved damaged Asian hair, making it stronger, softer, and shinier.
6 citations
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November 2013 in “International Journal of Radiation Biology” Gamma-rays exposure during the resting phase of hair growth can damage hair regeneration and color in mice.
1 citations
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September 2024 in “International Journal of Cosmetic Science” Bleaching hair increases pore size and changes pore structure.
10 citations
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June 2019 in “Cosmetics” Mixed-race individuals have hair with varied shapes and more root damage.
15 citations
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January 1989 in “European Journal of Cancer and Clinical Oncology” 52 citations
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February 2005 in “Biopolymers” Chemical hair straightening changes hair proteins and mostly fixes broken bonds.
November 2025 in “Cosmetics” Rice germ oil improves hair health, but adding ferulic acid offers limited benefits and may worsen chemically damaged hair.
16 citations
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May 2017 in “Journal of cosmetic dermatology” An unhealthy scalp can damage new hair, but using ZPT shampoo can improve hair health.
September 2025 in “PubMed” Hair miniaturization is the main cause of long-term hair loss after stem cell transplantation and chemotherapy, and treatments like topical minoxidil can help improve hair volume.