209 citations
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September 2008 in “Dermatologic Therapy” Androgens can both increase and decrease hair growth in different parts of the body.
153 citations
,
October 2012 in “Skin Pharmacology and Physiology” Caffeine in cosmetics may reduce cellulite, protect skin, and stimulate hair growth, but more research is needed on its use and effects.
13 citations
,
January 2015 in “Evidence-based Complementary and Alternative Medicine” Garlic chive extract helped mice grow more hair by increasing a specific growth factor.
11 citations
,
November 1982 in “British journal of dermatology/British journal of dermatology, Supplement” Testosterone and some of its forms can strongly stimulate oil gland growth in skin.
3 citations
,
February 2015 in “Mechanisms of development” Hormones and stretching both needed for nipple area skin growth in mice.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” A PTH-based treatment improved hair regrowth better than ruxolitinib in a mouse model of hair loss.
January 2023 in “Theranostics” A patch with curcumin-zinc can improve hair growth and health by delivering beneficial particles to the skin, increasing hair follicles, and reversing effects of a hair loss hormone.
January 2008 in “Springer eBooks” Thyroid disease can cause hair loss and treating thyroid problems might help with hair disorders.
July 2022 in “International journal of medical science and clinical invention” Women with irregular periods should be checked for PCOS and treated early to prevent complications, with birth control pills helping to manage symptoms.
April 2026 in “Frontiers in Immunology” Blocking the CXCL12–CXCR4 axis may help treat hair loss in alopecia.
February 2025 in “International Journal of Advanced Research in Science Communication and Technology” Fenugreek seeds may improve hair health and growth.
March 2023 in “Asian Journal of Beauty and Cosmetology” HX109 herbal extract helps hair grow by boosting cell growth and reducing cell death.
8 citations
,
April 2023 in “Cureus” Stem cells could be a better treatment for hair loss by reactivating dormant hair follicles.
51 citations
,
January 2003 in “Hormone Research in Paediatrics” Hormones and their receptors, especially androgens, play a key role in hair growth and disorders like baldness.
June 2025 in “Frontiers in Physiology” Prostaglandin F2α may help treat hair loss by promoting hair growth.
April 2023 in “Dermatologica Sinica” Sex hormones affect hair growth and loss, and treatments for related hair diseases include various medications, hair transplantation, and light therapy.
42 citations
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August 2017 in “Human Reproduction” Women with polycystic ovary syndrome tend to have a longer distance between the clitoris and anus.
11 citations
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July 2001 in “APMIS. Acta pathologica, microbiologica et immunologica Scandinavica./APMIS” Estrogens are key for bone growth spurts in both boys and girls and affect growth into adulthood.
3 citations
,
November 2022 in “Frontiers in molecular biosciences” Plasmalogens activate a channel in cells that may stimulate hair growth.
October 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Hormonal imbalances in women can cause acne, excess hair growth, and hair loss, needing combined medical and mental health care.
February 2024 in “Biomedicines” Hormones like androgens, estrogen, thyroid hormones, and stress hormones can contribute to hair loss, and treatments target these hormonal imbalances.
January 2023 in “Pediatric Endocrinology Diabetes and Metabolism” Isolated pubic hair in infants is usually harmless and resolves on its own.
48 citations
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January 2000 in “Hormone Research in Paediatrics” Cytokines and neuropeptides are key in controlling androgen levels, affecting skin and hair conditions.
16 citations
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September 2018 in “Clinical Biochemistry” The document concludes that more research is needed to fully understand the causes of PCOS.
3 citations
,
June 2024 in “International Journal of Molecular Sciences” Prolactin affects skin health and may lead to new treatments for skin and hair issues.
December 2022 in “Deleted Journal” Sheep wool keratin solution safely and effectively promotes hair growth.
185 citations
,
June 2011 in “Molecular and cellular endocrinology” Skin cells produce and activate vitamin D, which regulates skin functions and supports hair growth.
158 citations
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August 2011 in “Reviews in endocrine and metabolic disorders” Vitamin D and its receptor regulate skin functions like cell growth, immunity, hair cycle, and tumor prevention.
35 citations
,
August 2021 in “npj Regenerative Medicine” Fibroblasts, cells usually linked to tissue repair, also help regenerate various organs and their ability decreases with age. Turning adult fibroblasts back to a younger state could be a new treatment approach.
8 citations
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June 2019 in “Journal of Ginseng Research” Gintonin-enriched fraction promotes hair growth and could be a potential alopecia treatment.