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.
6 citations
,
April 2019 in “Nutrients” Biotin is important for keeping zinc levels balanced in the skin and its lack can cause hair loss.
January 2023 in “Dermatologìâ ta venerologìâ” Biotin tablets and shampoo effectively stop hair loss and restore hair function in women.
10 citations
,
January 1997 in “Dermatology” Two siblings were diagnosed with Trichothiodystrophy, identified by brittle hair and low sulfur content.
2 citations
,
January 1997 in “Journal of Clinical Biochemistry and Nutrition” Biotin deficiency causes severe hair loss and weight reduction in germ-free mice.
34 citations
,
December 2009 in “The International Journal of Developmental Biology” Too much thymosin beta4 causes weird teeth and more hair growth in mice.
31 citations
,
October 2010 in “BMB Reports” L-threonate may help prevent balding by blocking a key protein.
28 citations
,
December 2011 in “Biocatalysis and biotransformation” PDI helps restore over-bleached hair's strength and structure by attaching special peptides.
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.
March 2013 in “International Society of Hair Restoration Surgery” Biotin may not effectively promote hair growth.
January 2007 in “Revista del Centro Dermatológico Pascua” A 2-year-old boy was diagnosed with a rare genetic condition causing fragile hair, intellectual issues, and short stature.
144 citations
,
May 1990 in “Journal of the American Academy of Dermatology” 13 citations
,
January 1997 in “Biochemical Pharmacology” Human liver enzyme DHEA ST helps process minoxidil.
January 2023 in “Indian dermatology online journal” A child with trichothiodystrophy also had autoimmune thyroiditis and anemia, which is a new finding.
21 citations
,
June 1991 in “Journal of Inherited Metabolic Disease” Selenium deficiency caused symptoms in a child, which improved with selenium supplements.
3 citations
,
January 2019 in “International Journal of Trichology” The balance of thiol-disulfide in women with hair loss is affected but not damaged.
22 citations
,
September 2008 in “Brain & development” Biotin supplements increased biotin levels but did not significantly prevent hair loss in rats on valproic acid.
3 citations
,
November 2018 in “PubMed” People with TED often have low B12 levels and might benefit from B12 supplements.
20 citations
,
July 1990 in “Clinical and experimental dermatology” Taking cyproterone acetate and ethinyl oestradiol for hair loss can lower vitamin B12 levels in women.
July 2025 in “JAAD Case Reports”
1 citations
,
October 1935 in “Nature” Potassium iodide prevents hair loss and reduces toxicity from thallium acetate.
28 citations
,
January 2016 in “Vitamins and hormones” Thymosin β4 helps improve skin healing and reduce scarring.
15 citations
,
June 2015 in “PLoS ONE” Thymosin beta-4 promotes hair growth in mice.
53 citations
,
September 2007 in “Annals of the New York Academy of Sciences” Thymosin beta 4 helps hair grow by boosting stem cell activity.
August 2018 in “Journal of The American Academy of Dermatology” People with telogen effluvium and scalp discomfort might have low vitamin B12 and could benefit from B12 supplements.
1 citations
,
February 2022 in “Biological Trace Element Research” The combination of Arginine Silicate Inositol Complex and a new form of Biotin improved hair and nail growth in rats.
1 citations
,
March 2020 in “̒Ulūm-i dārūyī” Selenium supplements improved liver and kidney function and reduced hair loss in beta-thalassemia major patients.
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.
13 citations
,
January 2021 in “Journal of Cellular and Molecular Medicine” Thymosin β4 may boost hair growth by aiding stem cell movement and blood vessel formation.