9 citations,
January 1981 in “Australian journal of biological sciences” Lambs fed a liquid diet showed abnormal wool and skin, which improved with more B-vitamins, suggesting a link to B-vitamin deficiency.
7 citations,
July 2021 in “PubMed” Vitamins A, B, C, and D are important for skin health and are being explored for new uses, but more research is needed to confirm their effectiveness.
January 2024 in “Biomedical journal of scientific & technical research” Vitamins A, B7, C, D, and E are essential for healthy hair growth and preventing damage.
October 2022 in “Research, Society and Development” Vitamins and minerals don't significantly affect hair loss treatment in patients with telogen effluvium.
January 2011 in “Springer eBooks” Eating a balanced diet with the right vitamins and minerals is important for healthy hair, but too many supplements can be harmful.
19 citations,
November 1937 in “Experimental biology and medicine” Nutritional deficiencies in rats cause skin problems that can be treated with the right vitamins.
9 citations,
October 1946 in “Experimental biology and medicine” Rats fed soybean oil meal lost hair, but adding inositol, biotin, cystine, or methionine to their diet prevented this and improved growth.
1 citations,
January 2010 in “Springer eBooks” Certain micronutrients may improve hair and nail health, but more research is needed to confirm their benefits.
10 citations,
January 2010 in “PubMed” Adjuvants, diet changes, and laser therapy may improve male pattern hair loss.
7 citations,
October 2020 in “Dermatology practical & conceptual” Some skin, hair, and nail supplements can be toxic, interact with medications, affect lab tests, and may increase cancer risk.
September 2021 in “Farmacja Polska” Scalp needle mesotherapy can effectively treat hair loss and improve hair growth.
July 2018 in “International journal of clinical & experimental dermatology” Eat a balanced diet for healthy hair; only use supplements if you have a proven nutrient deficiency.
March 2014 in “CRC Press eBooks” Some nutrients and antioxidants may improve skin and hair health, but more research is needed to confirm these benefits.
January 2012 in “Vitamins & trace elements” Smoking and drinking can lower vitamin levels and potentially trigger early hair loss, but overall vitamin levels don't seem to affect hair loss duration.
January 2020 in “Journal of dermatology research and therapy” Most over-the-counter hair loss treatments lack strong evidence of effectiveness but cost nearly as much as the proven treatment, minoxidil.
19 citations,
January 2019 in “International Journal of Trichology” Indian dermatologists recommend treating common hair loss with a balanced diet, stress reduction, mild shampoos, and sometimes minoxidil and supplements.
3 citations,
April 2022 in “Clinical, Cosmetic and Investigational Dermatology” Different methods, including stress management, healthy diet, supplements, and treatments like minoxidil, can help hair grow back after COVID-19 related hair loss.
February 2024 in “Medicina-lithuania” Obesity and bariatric surgery can cause hair thinning and temporary hair loss due to nutritional deficiencies and stress.
Some supplements may help reduce side effects of cancer treatments in pets.
2 citations,
June 2023 in “Journal of the American Academy of Dermatology” Hair, skin, and nails supplement use nearly doubled from 2011 to 2020, with higher usage among young adults, females, and certain ethnic groups.
The conclusion is that hair supplement ingredients may be unsafe and should be disclosed and proven safe before use.
September 2024 in “Journal of the American Academy of Dermatology” Dietary changes and supplements mostly did not improve alopecia areata.
57 citations,
February 2018 in “Journal of the American Academy of Dermatology” Biotin supplements are not proven to improve hair or nails and may interfere with medical tests.
13 citations,
August 2020 in “Journal of Laparoendoscopic & Advanced Surgical Techniques” Biotin supplements are generally ineffective in preventing hair loss after sleeve gastrectomy.
10 citations,
October 2017 in “Pediatric neurology” Biotin and acetazolamide improved hair and nail growth, mental function, and reduced headaches in a child with autism.
3 citations,
January 2017 in “Journal of cosmetology & trichology” The food supplement with L-cystine, Serenoa repens extract, and biotin safely reduced hair loss and improved hair growth in men and women.
1 citations,
December 2017 in “Skin appendage disorders” Biotin may help women with hair loss who have low biotin levels, but more research is needed.
82 citations,
August 2017 in “Cell Reports” An imbalanced gut and lack of biotin can cause hair loss in mice.
78 citations,
January 2017 in “Skin appendage disorders” Biotin supplements may improve hair and nail growth in people with certain deficiencies or conditions, but there's not enough evidence to recommend it for healthy individuals.
24 citations,
July 2019 in “Journal of Obstetrics and Gynaecology” The combination therapy improved PCOS symptoms in both obese and non-obese women, with weight loss in the obese group.