7 citations
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January 1982 in “Acta agriculturae Scandinavica” Mink use L-methionine and L-cystine slightly better than natural amino acids for hair growth, but D-methionine is not effective.
63 citations
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May 2017 in “American Journal of Clinical Dermatology” People with alopecia areata often have lower levels of vitamin D, zinc, and folate, but more research is needed to understand if supplements can help treat it.
11 citations
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December 2014 in “Clinical Obstetrics and Gynecology” Obstetrician/gynecologists can diagnose and manage female hair loss with careful history taking and examination.
7 citations
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January 2010 in “Animal” Angora goat hair grows faster and produces more protein than cashmere goat hair, and certain hormones and nutrients positively affect hair growth and protein synthesis.
Biotin and silica from plants improve hair, skin, and nail health.
April 2025 in “Journal of the International Society of Sports Nutrition” Creatine does not cause hair loss.
April 2024 in “International journal of clinical trials” SesZen-Bio™ improves hair density, thickness, and overall hair health.
February 2023 in “Journal of Drugs in Dermatology” Melatonin may help improve hair growth in people with certain types of hair loss.
January 1999 in “Proceedings of the British Society of Animal Science” Biotin deficiency may harm hair follicle health and growth in Angora goats.
385 citations
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November 1990 in “Journal of Cell Science” Human hair follicles can grow in a lab setting.
88 citations
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January 1981 in “British Journal of Dermatology” A new method helps grow human hair cells using a cow eye lens.
78 citations
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February 2004 in “British Journal of Dermatology” Melatonin helps hair growth in women with hair loss.
45 citations
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March 2010 in “Journal der Deutschen Dermatologischen Gesellschaft” A systematic approach is crucial for managing hair loss in women.
36 citations
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October 1993 in “British Journal of Dermatology” Human hair follicles can grow in a lab for at least 9 days without serum, keeping their natural characteristics.
34 citations
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January 1943 in “Endocrinology” Adrenalectomy boosts hair growth and melanin in black rats, even with vitamin B¹ deficiency.
31 citations
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September 2010 in “Current Opinion in Clinical Nutrition & Metabolic Care” Micronutrient deficiencies may cause hair loss in people on long-term parenteral nutrition.
28 citations
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December 2019 in “Skin appendage disorders” Some medications might reverse gray hair, especially those that reduce inflammation or stimulate pigment production, and vitamin B might help.
18 citations
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October 2014 in “Experimental Biology and Medicine” Eating vitamin A affects hair growth and health by changing cell signals in mice.
15 citations
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November 2017 in “Drug Delivery and Translational Research” Certain extracts from Curcuma aeruginosa Roxb. and germacrone can boost the skin's absorption of minoxidil, a hair growth promoter, making it more effective.
15 citations
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March 1996 in “PubMed” Anorexia nervosa may cause a hair defect called pili torti due to malnutrition and high vitamin A levels.
14 citations
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December 2010 in “Dermatologica Sinica” New treatments for hair loss show promise, but more development is needed, especially for tough cases.
12 citations
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October 2021 in “Journal of the Science of Food and Agriculture” Vitamin A improves fur quality in heat-stressed Rex rabbits.
10 citations
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June 2000 in “Primary Care” The document explains different hair loss types and treatments, emphasizing diagnosis through examination and tests, and specific treatments for each condition.
7 citations
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January 2022 in “Evidence-based complementary and alternative medicine” Ginger supplements helped reduce symptoms and improve metabolic health in hypothyroid patients.
6 citations
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July 2022 in “The FASEB Journal” Methionine helps improve hair growth in heat-stressed rabbits.
6 citations
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June 2011 in “Journal of The American Academy of Dermatology” Iron deficiency might be linked to hair loss, but more research is needed.
4 citations
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August 2018 in “Journal of The American Academy of Dermatology” The authors agree that biotin may help certain hair disorders but lacks evidence for use in healthy people and call for more research.
3 citations
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March 2019 in “Chinese Medical Journal” CO2 fractional laser therapy may help regrow hair without scarring by affecting certain inflammatory and growth-related molecules.
2 citations
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January 2015 in “Jounal of The Korean Society of cosmetology” Taking enzyme food and collagen together improves scalp hair health in middle-aged women more than taking them separately.
2 citations
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October 1999 in “Annals of the New York Academy of Sciences” Melatonin and cortisol affect mink winter hair growth, but β-endorphin levels do not.