June 2023 in “Trichology and cosmetology:” Ageratum Conyzoides, when taken orally, can effectively reduce hair loss and improve hair growth.
5 citations
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January 2012 in “Journal of nutrition & food sciences” The supplement improved hair, skin, and nails appearance and had long-term benefits.
June 2021 in “International journal of cosmetics and dermatology” Vitamin C and E may help with certain skin and hair conditions, but more research is needed to confirm their effectiveness.
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.
January 2026 in “Journal of Dermatology Research and Therapy” Combination therapy effectively regrows hair and reduces severity in Black children with stubborn Alopecia Areata.
27 citations
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March 2012 in “Dermatologic Therapy” Taking zinc supplements can help improve or cure hair loss caused by zinc deficiency.
12 citations
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February 2001 in “Annals of Pharmacotherapy” No effective treatment for hair loss after childbirth was found, but it usually gets better on its own and some cosmetic methods might help.
November 2025 in “Contribuciones a las Ciencias Sociales” Non-drug treatments improved hair growth and reduced hair loss in androgenetic alopecia.
January 2022 in “Clinical Cases in Dermatology” Hypothyroidism can cause hair loss, which is often reversible with treatment.
June 2025 in “British Journal of Dermatology” Low-dose oral minoxidil is increasingly used by dermatologists in the UK and Ireland to treat various hair loss conditions.
7 citations
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May 2021 in “Dermatologic Clinics” Nutraceuticals like Ashwagandha and Astaxanthin may help with hair loss, but supplement regulation is challenging.
September 2023 in “International Journal of Trichology” Oral Vitamin D can improve hair density and reduce hair loss in Telogen Effluvium patients.
2 citations
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May 2022 in “Cosmetics” Further research is needed to understand how the microbiome affects hair loss in Alopecia Areata.
1 citations
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February 2025 in “Supportive Care in Cancer” Safe treatments like minoxidil and spironolactone can help manage hair loss in breast cancer patients without increasing cancer risk.
December 2025 in “Frontiers in Nutrition” Collagen supplements may improve skin, joints, and recovery, especially with added nutrients.
November 2022 in “Journal of the Endocrine Society” Taking biotin can lead to incorrect low results in free testosterone tests.
January 2017 in “OPAL (Open@LaTrobe) (La Trobe University)” Collagen peptides may boost skin and hair-related gene expression.
Collagen peptides may boost skin and hair-related gene expression.
4 citations
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August 2016 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Using cetirizine on the skin and taking vitamin D can help increase hair growth in children with hair loss from ectodermal dysplasia.
A 14-year-old girl with Loose Anagen Hair Syndrome was successfully treated with oral Minoxidil and a Silicon supplement.
December 2025 in “International Journal of Research in Dermatology” Indian dermatologists prefer an alcohol-free minoxidil, procapil, and finasteride formulation for treating hair loss.
February 2023 in “Journal of Drugs in Dermatology” Melatonin may help improve hair growth in people with certain types of hair loss.
January 2026 in “Journal of Ayurveda and Integrated Medical Sciences” An Ayurvedic treatment effectively reduced hair fall and improved scalp health.
June 2025 in “British Journal of Dermatology” Low-dose oral minoxidil and finasteride effectively improve hair growth in men with androgenetic alopecia.
January 2018 in “Figshare” Ruxolitinib and tofacitinib are effective and safe for treating severe alopecia areata.
71 citations
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January 2016 in “International Journal of Trichology” Biotin deficiency is not a major cause of hair loss in women, so biotin supplements are not likely to be an effective hair loss treatment.
9 citations
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September 2018 in “Clinical, Cosmetic and Investigational Dermatology” One supplement improved hair loss and quality faster and more effectively than the other in treating telogen effluvium.
3 citations
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May 2002 in “Therapeutische Umschau” The document concluded that cyproterone acetate and minoxidil are effective for female hair loss, and a supportive doctor-patient relationship is important.
November 2024 in “Journal of Education Health and Sport” Microneedling, PRP therapy, and pharmacological treatments show promise for hair loss, but more research is needed.
Some supplements may help reduce side effects of cancer treatments in pets.