3 citations
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January 2002 in “Springer eBooks” Alkaline hair relaxers damage hair, but cationic and non-ionic polymers can help reduce this damage.
May 2024 in “International Journal of Cosmetic Science” Disulfide bonds are crucial for hair's strength, especially when wet.
85 citations
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October 2007 in “International Journal of Dermatology” Curly hair shape is due to uneven growth patterns in the hair follicle.
1 citations
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January 2006 High temperatures and cosmetic processes can damage hair keratin, affecting its structure and strength.
1 citations
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March 2025 in “Journal of Society of Cosmetic Chemists of Japan” BECD helps straighten wavy hair by reducing undulation.
January 2009 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” Curved human hair has different structures on each side, which might cause its shape and is similar to wool.
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.
1 citations
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November 2022 in “International journal of trichology” A woman's premature gray hair turned mostly black again after using Greyverse solution and hair supplements for 5 months.
1 citations
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November 2022 in “International journal of trichology” A girl with a rare skin condition improved after one month of treatment with acitretin.
1 citations
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July 2022 in “International journal of trichology” Type 3 hair oil strengthens hair more than coconut oil.
1 citations
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May 2022 in “International journal of trichology” Most patients were happy with the hair fiber filler and had no serious side effects.
April 2024 in “Cosmetics” Different oils affect hair flexibility and strength, with their impact varying on whether hair is virgin or bleached.
May 2023 in “Accounts of chemical research” New methods can better classify curly hair types and lead to improved hair care products.
December 2013 in “대한기계학회 춘추학술대회” A new cooling device keeps a constant temperature for medical procedures, improving results.
Modern hair styling products don't repair hair but improve its surface and stability.
January 2005 in “Cosmetic Surgery Times” Infrared light therapy helps regrow hair.
13 citations
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October 2008 in “PubMed” Japanese women's curved hair has an uneven internal structure and varying amino acid composition.
Stretching-setting treatment works for wool and human hair using specific equipment and methods.
4 citations
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April 2019 in “Cosmetics” Hair stiffness is higher when it has more para-like cortical cells.
July 2023 in “Nature Reviews Chemistry” A new method strengthens hair without using harmful chemicals.
2 citations
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December 2010 in “PubMed” The new stiffness test works well for gels but not for sprays.
8 citations
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July 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Curly hair is mechanically different from straight hair and may need new testing methods.
27 citations
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September 1988 in “PubMed” Hair follicle shape determines hair type: curly, straight, or in-between.
62 citations
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December 2008 in “Journal of structural biology” Hair curvature in Japanese people is linked to specific cell types and filament arrangements in the hair cortex.
2 citations
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July 2023 in “JAAD Case Reports” A woman with a type of hair loss saw hair regrowth after two months of taking baricitinib.
May 2026 in “Journal of Health Sciences and Medicine” Biotinoyl tripeptide-1 nanoparticles effectively protect hair from heat damage.
January 2026 in “Psychoneuroendocrinology” Lye relaxers don't significantly change hair cortisol levels.
July 2025 in “Indian Dermatology Online Journal” Trichotillomania incognita can mimic hair loss patterns and requires careful diagnosis to avoid misdiagnosis.
July 2022 in “International Journal of Trichology” Tofacitinib helped an 8-year-old child recover from a type of hair loss that is hard to treat.
March 2022 in “International Journal of Trichology” Tofacitinib may be effective for treating hair loss caused by alopecia areata that doesn't respond to other treatments.