June 2014 in “Biotechnology and Bioprocess Engineering” Injecting lab-grown hair cells into the scalp can regrow hair.
April 2026 in “BMJ Case Reports” Leydig cell tumors can cause high testosterone in women and are treated by removing the ovaries.
39 citations
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January 2016 in “Journal of Cutaneous and Aesthetic Surgery” Injecting platelet-rich plasma during hair transplant surgery improves hair regrowth rate, speeds up skin recovery, and enhances hair quality.
January 2015 in “Spectrum Research Repository (Concordia University)” Porcine PRP can replace FBS and may promote hair growth.
12 citations
,
April 2019 in “Scientific Reports” A protein called HMGB1 helps hair grow by affecting prostaglandin metabolism.
November 2022 in “Journal of the Endocrine Society” Removing the ovarian tumor improved the woman's hormonal symptoms.
April 2021 in “Journal of Investigative Dermatology” The research found genes that may protect certain scalp cells from hair loss.
April 2020 in “Journal of the Endocrine Society” Somatostatin analogues effectively manage ectopic ACTH syndrome when surgery isn't possible.
5 citations
,
March 2023 in “Journal of Cosmetic Dermatology” Plantago asiatica L. extract can promote hair growth by enhancing the anagen phase.
22 citations
,
January 2019 in “Climacteric” Oophorectomy lowers testosterone and estrogen levels in both premenopausal and postmenopausal women, with postmenopausal women still producing significant testosterone.
1 citations
,
February 2022 in “Case reports in endocrinology” An unusual growth of Leydig cells in a woman's ovaries caused her excessive hair growth, which was treated successfully with surgery.
31 citations
,
March 2020 in “International Journal of Regenerative Medicine” PRP treatment can safely boost hormone levels in some IVF patients with low ovarian reserve.
103 citations
,
April 2005 in “Experimental dermatology” Prostaglandin F2alpha and related compounds can increase hair growth and darken hair in mice.
January 2022 in “Yokohama National University Repository (Yokohama National University)” Exosomes from dermal papilla cells may help treat hair loss by promoting hair growth.
November 2024 in “Indus journal of bioscience research.” Funnel seed extract may help balance hormones in PCOS.
12 citations
,
May 2017 in “Journal of pharmaceutical and biomedical analysis” The method shows that zinc pyrithione and climbazole from anti-dandruff shampoo effectively reach the scalp.
May 2024 in “Regenerative Therapy” Dendrobium officinale polysaccharide helps hair growth by activating the WNT signaling pathway.
April 2024 in “The journal of phytopharmacology” Orchid callus extract can help hair grow and may be used in eco-friendly hair products.
24 citations
,
June 2021 in “Annals of Translational Medicine” Human placental extract may help treat osteoarthritis, but more research is needed.
Oregano extract can promote hair growth and has antioxidant benefits without being toxic.
August 2021 in “Journal of Investigative Dermatology” Stress causes hair loss by making the body produce cortisol, which stops hair cells from growing.
October 2021 in “QJM: An International Journal of Medicine” PRP injections may help treat hair loss.
1 citations
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January 2022 in “Open Journal of Endocrine and Metabolic Diseases” The woman was misdiagnosed with Graves Disease, leading to incorrect treatment, while she actually had Pituitary Resistance to Thyroid Hormone.
November 2022 in “Journal of the Endocrine Society” A 13-year-old girl's masculine symptoms improved after surgery for a rare adrenal tumor that produced male hormones.
January 2024 in “International Journal of Trichology” Human platelet-rich plasma is better than fetal bovine serum for growing cells that help hair regrow.
39 citations
,
November 2007 in “Experimental dermatology” Human hair follicles contain a complex network of prostanoid receptors that may influence hair growth.
15 citations
,
September 2012 in “PTR. Phytotherapy research/Phytotherapy research” Ginsenosides Rb₁ and Rd may help prevent hair loss by promoting hair cell growth.
24 citations
,
June 1999 in “Mechanisms of Development” Ornithine decarboxylase is crucial for hair growth and follicle development.
23 citations
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December 2008 in “Current medicinal chemistry” Stimulating sensory neurons can increase IGF-I production, which may help treat various diseases and improve tissue health.
June 2025 in “International Journal of Applied Pharmaceutics” PRP-Exo is more effective than minoxidil for hair growth.