January 1994 in “Nihon Chikusan Gakkaiho” Collagen fibrils in mink skin change structure during hair growth, becoming looser and thicker in the active phase.
December 1991 in “Annals of the New York Academy of Sciences” Keratin proteins are crucial for hair structure and strength.
June 2018 in “Advances in Cosmetic Surgery” Hair loss caused by genetics and hormones; more research needed for treatments.
Dermal stem cells help regenerate hair follicles and heal skin wounds.
Integrin alphavbeta6 is important for wound healing and hair growth, and blocking it may improve these processes.
126 citations
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January 1987 in “Journal of The American Academy of Dermatology” The document concludes that understanding hair structure is key to diagnosing hair abnormalities and recommends gentle hair care for management.
4 citations
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October 2018 in “Experimental Dermatology” Dermoscopy shows that diffuse alopecia areata progresses through specific hair growth stages.
3 citations
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January 2018 in “International Journal of Cosmetic Science” Hair stiffness increased by 13.2% after caffeine treatment, validating the Stiffness-Angle Law as an effective measurement method.
1 citations
,
January 2010 in “Journal of Oriental Medicine” Black bean, wheat, and rice bran extracts can boost hair growth and improve hair quality.
January 2022 in “Surgical & Cosmetic Dermatology” Fat grafting before FUE hair transplantation effectively treats scalp scars.
10 citations
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June 2019 in “International Journal of Cosmetic Science” Some plant-based chemicals may help with hair growth, but more research is needed to confirm their effectiveness.
21 citations
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January 1995 in “Journal of the American Institute for Conservation” A new method extracts red dyes from wool without damaging it, although it slightly weakens the wool.
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.
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.
65 citations
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March 2017 in “Experimental Dermatology” Curly hair is influenced by specific genetic variations.
1 citations
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November 2023 in “Cosmetics” Surfactants damage hair, but sealing the cuticle can prevent this.
July 2025 in “Journal of Cosmetic Dermatology” The model shows how heat damages hair, helping test hair care products.
July 2025 in “Scientific Reports” Fermented grapeseed oil effectively repairs and protects chemically damaged hair.
450 citations
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January 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color is determined by melanin produced and transferred in hair follicles.
37 citations
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October 2015 in “PeerJ” Perming significantly changes hair's molecular structure, while shampoo and conditioner do not.
24 citations
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July 1983 in “Clinical and Experimental Dermatology” Tigason improved hair growth in a boy with monilethrix without side effects.
11 citations
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April 1993 in “PubMed” Human hair cells can change based on their environment, especially interactions with certain skin cells.
2 citations
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September 1997 in “Journal of The European Academy of Dermatology and Venereology” Topical spironolactone effectively treats hair loss in women.
December 2025 in “Biopolymers” Heat worsens damage in chemically treated hair, especially bleached and straightened hair.
February 2024 in “Medicina” AFM can diagnose hair disorders by revealing detailed hair surface changes.
December 2023 in “Journal of molecular structure” Hair treatments and dehydration affect hair's lipid and protein behavior, influencing its flexibility and appearance.
November 2023 in “Cosmetics” Rice derivatives in conditioners protect and improve hair health.
May 2017 in “Journal of the American Academy of Dermatology” Monilethrix is a rare, inherited condition causing fragile hair and hair loss, with no cure but some treatments may help.
Certain chemicals and drugs can cause hair loss.
September 1997 in “Journal of The European Academy of Dermatology and Venereology” Topical spironolactone effectively treats hair loss in women.