December 2012 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” The conclusion is that the dermal papilla is crucial for hair follicle regrowth, and hair follicles undergo significant structural changes in addition to cell division during regeneration.
July 2008 in “British Journal of Dermatology” Cyclosporin doesn't stop hair loss.
82 citations
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October 2019 in “Frontiers in Immunology” Changes to the Foxp3 protein affect how well regulatory T cells can control the immune system, which could help treat immune diseases and cancer.
64 citations
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December 2003 in “Veterinary Dermatology” Triamcinolone is more effective and safer for treating feline pemphigus foliaceus than prednisone.
15 citations
,
December 2021 in “Nature Communications” Androgens in female meerkats influence aggression and dominance, affecting social dynamics and offspring behavior.
15 citations
,
January 2010 in “Experimental Dermatology” Hair loss in certain young mice is linked to a specific gene and can be caused by lack of iron.
5 citations
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March 2005 in “Journal of The American Academy of Dermatology” 
1 citations
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July 2019 in “The journal of applied laboratory medicine” Venous catheterization may help diagnose the cause of female hyperandrogenism when imaging is unclear.
January 2026 in “Reproductive Toxicology” High coffee intake during pregnancy may cause earlier puberty in daughters.
55 citations
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March 2005 in “Neuropharmacology” A neurosteroid can reduce caffeine-induced anxiety in rats.
Caffeine in cosmetics has antioxidant effects, protects against UV, reduces cellulite, and stimulates hair growth.
January 2024 in “Endocrine and metabolic science” Different types of PCOS need specific diagnosis methods and treatments.
Broad bean extract cream may reduce underarm hair growth.
August 2022 in “Italian Journal of Animal Science/Italian journal of animal science” Field bean supplementation improved mohair growth and kid growth in Angora goats but didn't prevent weight loss after giving birth.
January 2017 in “ResearchSpace (University of KwaZulu-Natal)” Edamame soy beans are a healthier, low-fat protein source preferred over sweet snacks, especially when flavored.
January 2010 in “Research and Practice on Chinese Medicines” Coffee extract and caffeotannic acid can help treat hair loss.
Eating soybeans improved hair and scalp health.
September 2023 in “Journal of The American Academy of Dermatology” Caffeine may help hair grow better.
November 2023 in “Hair transplant forum international” Caffeine can stimulate hair growth, but the best dose and frequency for hair loss treatment are still unknown.
September 2025 in “JUKEJ Jurnal Kesehatan Jompa” Mung bean seed coat extract can help hair growth and may be a natural alternative to minoxidil.
December 2010 in “Journal of Oriental Medicine” Black bean, wheat, and rice bran extracts can improve hair growth and quality.
1 citations
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January 2010 in “Journal of Oriental Medicine” Black bean, wheat, and rice bran extracts can boost hair growth and improve hair quality.
December 2023 in “JSFK (Jurnal Sains Farmasi Klinis)/JSFK (Jurnal Sains Farmasi dan Klinis)” The 0.3% cocoa bean extract tonic is best for hair growth in mice.
152 citations
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January 2004 in “Current anthropology” Humans lost body hair relatively recently in evolution.
January 2024 in “Academic Journal of Medicine & Health Sciences” The herbal tea blend may improve hair health and overall well-being, but more research is needed.
February 2025 in “Healthcare” Caffeine may help with hair loss, but more research is needed.
December 2025 in “Jurnal Farmasi Tinctura” Cocoa leaf extract is effective and safe for promoting hair growth.
4 citations
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September 1999 in “Journal of Clinical Forensic Medicine” Caffeine in hair might help identify people, but it's not always reliable.
1 citations
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March 2004 in “Journal of the American Academy of Dermatology” ZD1839, a cancer drug, can cause mild skin rashes that are treatable without stopping the medication.