8 citations
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May 1996 in “Endocrinology” Certain adrenal hormones can strongly stimulate oil gland growth in hamster skin, similar to male hormones.
February 2010 in “Journal of The American Academy of Dermatology” Mimicking growth factors in a topical solution can prolong hair growth phase and reduce hair loss without side effects.
46 citations
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April 1971 in “American Journal of Clinical Nutrition” Lack of protein causes hair root damage, but it can be reversed by eating protein again.
15 citations
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January 1981 in “Neonatology” Amino acid levels in milk increase with protein and align with key growth stages in Macropus eugenii.
40 citations
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December 2004 in “Dermatology” Kenogen increases with hair loss in women.
Autophagy helps activate hair stem cells and hair growth by changing their energy use to glycolysis.
55 citations
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August 2008 in “Reviews in endocrine and metabolic disorders” Nonclassic adrenal hyperplasia is a genetic condition that can cause early puberty and fertility problems, treated with specific steroids.
5 citations
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August 2021 in “Frontiers in Cell and Developmental Biology” DHEA boosts bone cell growth and differentiation in elderly stem cells.
April 2016 in “Journal of Investigative Dermatology” Autophagy, a cell recycling process, is crucial for prolonged hair growth and could be a potential target for treating hair growth disorders.
March 2025 in “International Journal of Molecular Sciences” Free long-chain fatty acids can stimulate hair growth in mice.
3 citations
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June 1979 in “The Journal of Dermatology” Glycosaminoglycan levels peak early in hair growth and decrease as the cycle progresses.
July 2023 in “The Journal of Clinical Endocrinology and Metabolism” Gender-affirming hormone therapy improves physical performance in trans men to the level of cisgender men, while in trans women, it increases fat mass and decreases muscle mass, with no advantage in physical performance after 2 years.
20 citations
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March 1975 in “Clinics in Endocrinology and Metabolism”
September 1997 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Blocking IL-1 could help treat some hair loss conditions; alopecia affects liver detox systems; spironolactone is better than finasteride for female hair growth; focusing on the catagen hair phase could lead to new alopecia treatments.
April 2018 in “Journal of Investigative Dermatology” Glycogen metabolism is important for energy and processes in human hair follicles, and hair follicles may produce glucose from lactate.
56 citations
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January 1970 in “Cell and Tissue Research”
107 citations
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September 2002 in “Journal of Investigative Dermatology” Researchers found that hair shedding happens mostly when new hair is growing and involves a unique process.
19 citations
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February 1998 in “Cellular Immunology” Hair growth phase in mice weakens certain immune responses.
April 2021 in “Journal of Investigative Dermatology” A trial showed that a new treatment is safe and effective for male pattern baldness, with most participants growing new hair.
9 citations
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July 2014 in “Experimental Dermatology” PTHRP agonists can stimulate hair growth, especially in damaged follicles, while antagonists may initially increase growth but ultimately inhibit it.
38 citations
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October 2005 in “Expert opinion on therapeutic patents” Selective androgen receptor modulators (SARMs) are a promising type of drug for various health conditions due to their targeted actions.
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.
July 2024 in “Journal of Investigative Dermatology” PRP preparation partially activates platelets, causing varied growth factor release.
December 2025 in “Current Issues in Molecular Biology” New steroid compounds may help with hormonal therapy and have potential benefits for glucose disorders, but more research is needed.
Men with early-onset hair loss are less responsive to bromocriptine's heart and metabolism benefits.
136 citations
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June 2006 in “Journal of Dermatological Science” PDGF isoforms can promote and sustain hair growth.
5 citations
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August 2015 in “Bioscience, Biotechnology, and Biochemistry” Obese mice with a leptin gene mutation have a longer resting phase in their hair cycle, which may help understand certain hair loss conditions.
November 2025 in “Advanced Science” A new nanozyme using EGCG and L-arginine boosts hair growth by safely increasing beneficial oxidative stress.
June 2023 in “Research Square (Research Square)” Autophagy, a cell process, helps activate hair growth stem cells and promote hair growth by controlling glycolysis, a type of cell metabolism.
April 2023 in “Journal of Investigative Dermatology” Compounds A and B help men's skin recover faster by reducing oxidative damage and increasing energy levels.