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.
66 citations,
November 1997 in “Nutrition” One-third of patients on home nutrition had micronutrient deficiencies, with iron deficiency being most common, but serious issues were rare.
43 citations,
October 1955 in “The journal of nutrition/The Journal of nutrition” Germ-free rats need biotin for growth and have different vitamin metabolism compared to regular rats.
10 citations,
July 2018 in “Our Dermatology Online” Some vitamins and minerals are important for preventing hair loss, but treating hair loss with them without a known deficiency is not proven effective.
January 2023 in “Dermatologìâ ta venerologìâ” Biotin tablets and shampoo effectively stop hair loss and restore hair function in women.
5 citations,
December 1942 in “Journal of the American Medical Association” Choline and biotin are important for liver health and preventing certain deficiencies in animals, and more research is needed to understand their benefits in humans.
September 1989 in “Neuroscience letters” People need different amounts of biotin based on age, and not getting enough can cause health problems.
239 citations,
July 2002 in “Clinical and Experimental Dermatology” Low iron and L-lysine levels can cause hair loss in women, and increasing these nutrients can reduce hair shedding.
70 citations,
June 2010 in “Clinics in Dermatology” Certain groups may need vitamin supplements to improve hair health and prevent other health problems.
9 citations,
June 2020 in “Animal genetics” Scientists found genes linked to hair length in Brangus cattle that could help breed heat-tolerant cattle.
August 2023 in “Journal of The American Academy of Dermatology” Valproic acid, a common antiepileptic medication, can cause reversible hair loss in patients.
19 citations,
November 1937 in “Experimental biology and medicine” Nutritional deficiencies in rats cause skin problems that can be treated with the right vitamins.
134 citations,
December 2018 in “Dermatology and Therapy” Some vitamins and minerals like vitamin D and iron can help with certain types of hair loss, but more research is needed for others.
October 2022 in “Research, Society and Development” Vitamins and minerals don't significantly affect hair loss treatment in patients with telogen effluvium.
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.
September 2024 in “Journal of Family Medicine and Primary Care” Primary health physicians in Saudi Arabia need better guidelines for treating hair loss with vitamins and minerals.
48 citations,
October 2011 in “Sports Medicine” Ice-skating athletes often have skin problems due to cold, infections, and inflammation, needing careful treatment and prevention.
24 citations,
July 1987 in “Dermatologic Clinics” Systemic diseases can cause hair loss, which is often reversible with treatment.
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.
22 citations,
April 2006 in “Journal of The American Academy of Dermatology” More research is needed to determine if iron deficiency causes hair loss.
21 citations,
June 2011 in “Journal of child neurology” Valproic acid and carbamazepine do not change biotin or biotinidase levels but may lower zinc levels, still within normal range.
11 citations,
February 2019 in “Journal of Cosmetic Dermatology” Low zinc and biotin levels linked to male hair loss; supplements may help.
5 citations,
March 2021 in “International Journal of Dermatology” Biotin supplementation during isotretinoin treatment for acne may help maintain skin hydration and improve hair growth.
January 2021 in “Scandinavian journal of clinical and laboratory investigation” The document describes a way to measure biotin in blood to prevent wrong test results in hormone level testing.
75 citations,
May 2013 in “Journal of the American Academy of Dermatology” Zinc deficiency in children can cause skin issues and can be serious if not diagnosed and treated properly.
4 citations,
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.
22 citations,
September 2008 in “Brain & development” Biotin supplements increased biotin levels but did not significantly prevent hair loss in rats on valproic acid.
5 citations,
August 2017 in “The Journal of Clinical Psychiatry” Biotin may effectively treat hair loss caused by valproate medication.
1 citations,
February 2022 in “Journal of the American Academy of Dermatology” Taking biotin supplements can be risky and often lacks evidence of effectiveness for skin, hair, and nail issues.
August 2024 in “Journal of Cosmetic Dermatology” Telogen effluvium is linked to deficiencies in iron, vitamin B12, and thyroid function.