December 2022 in “JEADV Clinical Practice” Hair density and thickness decrease in specific scalp areas in people with androgenetic alopecia.
February 2025 in “Biomolecules” RORA boosts autophagy in hair follicle stem cells, potentially aiding hair growth.
January 2025 in “Annals of Dermatology” COVID-19 vaccination may slightly increase the risk of hair loss, but benefits outweigh this risk.
February 2023 in “Materials today bio” The treatment effectively promotes hair regrowth in androgenetic alopecia without causing skin irritation.
146 citations
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January 2004 in “Hormones” Human skin acts like a hormone-producing organ, making and managing various hormones important for skin and hair health.
May 2022 in “Journal of the Egyptian Women's Dermatologic Society (Print)” Women's hair loss can be due to hormonal changes and various conditions, with treatments focusing on stopping progression and managing symptoms.
January 2022 in “Turk Dermatoloji Dergisi” Topical procyanidin B2 significantly increases hair count and is a safe treatment for male pattern baldness.
2 citations
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May 2022 in “Clinical, Cosmetic and Investigational Dermatology” Trichoscopy and pathological examination both have unique benefits and cannot completely replace each other in evaluating hair.
October 2025 in “Annals of Medicine and Surgery” Retinoids may improve hair growth in androgenic alopecia when used with other treatments.
98 citations
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February 2010 in “Dermatology Online Journal” Vitamin D may help treat hair disorders.
14 citations
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April 2021 in “International journal of molecular sciences” Mesenchymal stem cells may help treat hair loss by improving hair cell growth and reducing inflammation.
14 citations
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January 2016 in “International Journal of Trichology” Many women with hair loss also have thyroid issues, high blood pressure, and low Vitamin D.
1 citations
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September 2024 in “iScience” Disrupted sleep patterns from artificial light can slow hair growth and may lead to hair loss.
January 2026 in “International Journal of Molecular Sciences” S100a4 is key for hair growth in cashmere goats.
Poly-D,L-lactic acid boosts hair growth in aged skin by activating hair follicle stem cells.
October 2025 in “International Journal of Molecular Sciences” Rebamipide may help regrow hair by activating hair follicle stem cells.
September 2025 in “International Journal of Molecular Sciences” Unmodified fullerene C60 promotes hair growth and may help treat hair loss.
February 2024 in “Biomedicines” Hormones like androgens, estrogen, thyroid hormones, and stress hormones can contribute to hair loss, and treatments target these hormonal imbalances.
30 citations
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November 2020 in “Journal of Advanced Research” Conditioned medium from keratinocytes can improve hair growth potential in cultured dermal papilla cells.
February 2025 in “Advanced Composites and Hybrid Materials” Glutamic acid microneedle patches promote better hair growth than traditional treatments.
December 2023 in “Journal of family medicine and primary care” Many people in Saudi Arabia experienced hair loss after COVID-19, especially women, those treated with antivirals, and those with a history of hair shedding.
63 citations
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April 2005 in “Mechanisms of development” Mice with too much Claudin-6 have skin barrier problems and abnormal hair growth.
25 citations
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February 2022 in “JAAD International” Some COVID-19 patients lose hair, with the most common type linked to male hormones and possibly increasing the risk of severe illness.
11 citations
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December 2021 in “Journal of Ginseng Research/Journal of ginseng research” Red ginseng oil is believed to have various health benefits and is safe, but more research is needed to fully understand how it works.
10 citations
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October 2021 in “Animal nutrition” Vitamin B6 helps increase hair growth and density in rabbits by affecting certain cell signaling pathways.
5 citations
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June 2023 in “BMC genomics” A specific gene mutation causes long hair in Angora rabbits.
3 citations
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October 2021 in “Journal of Cosmetic Dermatology” Trichoscopy helps tell apart Frontal Fibrosing Alopecia and Lichen planopilaris by showing different hair and scalp features.
3 citations
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January 2020 in “Indian Journal of Dermatology” Certain gene variations in the Vitamin D Receptor are linked to higher risk of female hair loss.
1 citations
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February 2026 in “Clinics in Dermatology” Vitamins help hair mainly if you have a deficiency; too much can cause hair loss.
May 2026 in “Dermatologic Surgery” GLP-1RAs may cause hair loss but could also help regrow hair in some cases.