August 2024 in “International Journal of Pharmaceutics” The treatment promotes hair growth, improves hair density, and reduces skin irritation.
7 citations
,
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.
2 citations
,
September 1980 in “Experientia” Polyethylene alanine caused hair loss in young lab animals but not in adults, with hair regrowth occurring within 20 days.
6 citations
,
April 1996 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” TGF-alpha is present in sheep and ferret skin and may affect hair growth without directly stimulating cell proliferation.
42 citations
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January 2014 in “BMC Genomics” Cetaceans lost hair genes to adapt to water.
December 1990 in “PubMed” Topical 17 alpha-propylmesterolone increases hair cell growth in androgenetic alopecia.
Trichorrhexis nodosa causes hair to break easily, often affecting young to middle-aged black women.
August 2016 in “Journal of Investigative Dermatology” Human hair follicles have a scent receptor that can influence hair growth.
179 citations
,
April 2012 in “Nature Communications” Regenerated fully functional hair follicles using stem cells, with potential for hair regrowth therapy.
Nanozymes can restore hair growth by fixing peroxisomal function.
September 2011 in “Clinical Biochemistry” Certain sugars increase in some layers of the hair follicle during the middle of the healing process in rats, which may help improve healing.
57 citations
,
November 1987 in “Pediatric Dermatology” Children's hair grows in different types from before birth through puberty, with growth rates and characteristics varying by age, sex, and race.
November 2022 in “Journal of Investigative Dermatology” Fish-derived collagen may help hair grow longer and affect hair stem cells, while bovine collagen could benefit hair stem cell maintenance, potentially aiding in hair loss conditions.
July 2024 in “International Journal of Molecular Sciences” Nannochloropsis salina fermented oil may help treat hair loss by promoting hair growth and reducing oxidative stress.
155 citations
,
August 2003 in “Journal Of Experimental Zoology Part B: Molecular And Developmental Evolution” Understanding hair growth involves complex interactions between molecules and could help treat hair disorders.
5 citations
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March 2023 in “Journal of Cosmetic Dermatology” Plantago asiatica L. extract can promote hair growth by enhancing the anagen phase.
11 citations
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January 2013 in “International Journal of Trichology” Short Anagen Syndrome causes persistently short hair and increased shedding, usually improving after puberty.
2 citations
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January 2018 in “DOAJ (DOAJ: Directory of Open Access Journals)” The most effective way to diagnose non-scarring hair loss is by transverse sectioning, and some cases, particularly in males with inflammation around hair follicles, might be curable.
23 citations
,
December 1991 in “Annals of the New York Academy of Sciences” Balding scalps slow down hair growth.
March 2003 in “CRC Press eBooks” Telogen effluvium is hair loss caused by many hairs stopping growth suddenly, often due to stress or illness, but sometimes it's normal and not due to disease.
September 2016 in “Journal of Dermatological Science” Certain factors can start hair growth in adult skin by making cells communicate and form new hair follicles.
3 citations
,
April 2014 in “Journal of Dietary Supplements” CARI ONE helps start hair growth and makes hair follicles bigger and more numerous.
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.
1 citations
,
January 2017 in “PubMed” All five hair fiber products improved appearance but didn't stick to completely bald areas.
May 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” Jamogenin and other molecules from plants may help treat hair loss.
40 citations
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November 1966 in “Archives of Dermatology” Trichorrhexis nodosa is mainly caused by hair trauma and improves with gentler hair care.
1 citations
,
June 2000 in “PubMed” Osteopontin may help hair follicle growth during the catagen phase.
June 2020 in “Journal of Investigative Dermatology” Tiny particles from skin cells can help activate hair growth.
16 citations
,
January 1998 in “Dermatology” Androgens may worsen a natural hair resting phase, possibly leading to hair loss.
40 citations
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February 1990 in “Journal of The American Academy of Dermatology” A 17-year-old developed woolly hair nevus in adolescence, which is unusual, and over time the hair darkened and straightened slightly, but microscopic changes persisted.