47 citations
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July 1967 in “Science” Not eating enough protein can cause hair roots to shrink and lose color, and hair to become thinner.
38 citations
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January 2015 in “Journal of Cosmetic Dermatology” The nutritional supplement improved hair density and reduced hair loss in women with female pattern hair loss.
28 citations
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May 1994 in “The Journal of Urology” Topical minoxidil not effective for erectile dysfunction treatment.
20 citations
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May 2020 in “Experimental Dermatology” Aging scalp skin contributes to hair aging and loss, and more research is needed to develop better hair loss treatments.
19 citations
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September 2016 in “Journal of the European Academy of Dermatology and Venereology” Trichofolliculoma is a unique benign tumor mainly affecting middle-aged adults' faces, often misdiagnosed without histopathology.
18 citations
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November 2010 in “Journal of morphology” Antler velvet hair and body hair of red deer have different structures that help with protection and insulation.
14 citations
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July 2015 in “Journal of Cosmetic Dermatology” Sebaceous glands in male pattern hair loss patients have more lobules and might cause early hair growth phase shifts.
13 citations
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July 2016 in “BMC Complementary and Alternative Medicine” Hominis Placenta helps hair grow back by increasing cell growth and a specific growth factor.
7 citations
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June 2015 in “The anatomical record” Hexi cashmere goats' hair growth varies by stage, with Hoxc13 linked to hair activity.
7 citations
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January 2010 in “Animal” Angora goat hair grows faster and produces more protein than cashmere goat hair, and certain hormones and nutrients positively affect hair growth and protein synthesis.
3 citations
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July 2018 in “International Journal of Research -GRANTHAALAYAH” Human hair and mouse whiskers emit similar biomagnetic fields.
3 citations
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June 2017 in “Journal of Biomaterials Applications” Keratin extract from human hair was found to promote hair growth in mice.
1 citations
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October 2006 in “Journal of Family Planning and Reproductive Health Care” The contraceptive implant Implanon may be linked to hair loss, but the reported case of alopecia could be unrelated to the implant.
May 2026 in “Frontiers in Pharmacology” Dendrobium officinale polysaccharide helps hair regrowth in hair loss mice by affecting local steroid metabolism and hair follicle responses.
February 2026 in “Frontiers in Pharmacology” Genetics can help tailor treatments for male pattern hair loss, improving outcomes like stabilization or modest regrowth.
November 2024 in “Journal of Translational Internal Medicine” Exosomes from stem cells help hair regrowth by activating a specific signaling pathway.
Biotin boosts wool growth and follicle health in sheep.
June 2021 in “International journal of research in dermatology” A boy and his father with hereditary hypotrichosis simplex were treated for hair loss, but the treatment result is unknown.
Human hair keratins can self-assemble and support cell growth, useful for biomedical applications.
130 citations
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January 2017 in “International journal of nanomedicine” Silver nanoparticles coated with substances like PEG showed strong antibacterial effects and improved wound healing when used in hydrogels.
45 citations
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December 2006 in “Biopolymers” Permanent waving weakens hair by altering its protein structure.
11 citations
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January 1991 in “Urology” New hormonal treatments for enlarged prostate show promise for safer, effective non-surgical options.
8 citations
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September 2023 in “Advanced Pharmaceutical Bulletin” Chitosan-coated spironolactone nano carriers effectively treat acne without side effects.
August 2025 in “Journal of the Korean Society of Cosmetology” Scalp and hair research in Korea has become more diverse and interdisciplinary, focusing on practical applications.
April 2025 in “Ukrainian Journal of Veterinary and Agricultural Sciences” Adding a water-soluble fatty acid complex to sheep diets improves wool growth by increasing primary hair follicle size and density.
January 2009 in “Springer eBooks” The document concludes that managing skin conditions during pregnancy is important and requires specialized care.
18 citations
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April 2010 in “Actas Dermo-Sifiliográficas” Follicular unit hair transplantation is the standard method for natural-looking hair restoration in androgenic alopecia.
February 2026 in “Brazilian Journal of Implantology and Health Sciences” Chronic stress and high cortisol levels can cause hair loss by disrupting hair growth.
520 citations
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February 2001 in “Journal of Clinical Investigation” VEGF helps hair grow and determines follicle size by increasing blood vessel growth.
52 citations
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January 1995 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride and spironolactone both reduce hirsutism, but finasteride lowers androgen levels more.