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.
55 citations
,
July 1983 in “Journal of the American Academy of Dermatology” Biotin supplements can effectively treat hair loss and skin issues in certain enzyme deficiencies.
January 2000 in “Europe PMC (PubMed Central)” Biotin can help improve hair condition and reduce hair loss.
1 citations
,
October 2007 in “International journal of radiation oncology, biology, physics” Gamma Knife radiosurgery is generally well tolerated with few major short-term side effects.
June 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” In alopecia areata, certain immune cells increase and express a protein linked to immune activation.
53 citations
,
March 2003 in “Journal of Investigative Dermatology” Human skin cells have a high-affinity system for biotin transport, crucial for skin health.
24 citations
,
May 2017 in “PubMed” Biotin supplements for hair improvement are popular without scientific proof of effectiveness.
July 2023 in “Plastic and Aesthetic Nursing” Biotin and collagen may help improve hair health.
6 citations
,
January 2016 in “Pediatrics international” Japanese infants fed hydrolysate formula may have low biotin levels.
49 citations
,
April 2007 in “Pediatric Dermatology” Biotin improved hair appearance in uncombable hair syndrome but didn't change hair structure.
September 2024 in “Meditsinskiy sovet = Medical Council” Biotin effectively treats hair loss, skin, and nail issues without overdose risk.
3 citations
,
January 1966 in “PubMed”
Biotin does not significantly help with hair growth.
September 1993 in “Archives of Disease in Childhood” Early diagnosis and treatment with biotin are crucial for preventing severe outcomes in certain conditions.
Taking too much biotin can mess up blood test results, which might lead to wrong diagnoses and treatments.
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.
1 citations
,
September 1993 in “Archives of Disease in Childhood” Biotinidase deficiency can be easily diagnosed and treated with biotin to prevent serious harm.
1 citations
,
December 1965 in “PubMed”
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.
5 citations
,
August 2017 in “The Journal of Clinical Psychiatry” Biotin may effectively treat hair loss caused by valproate medication.
April 2024 in “Journal of the American Academy of Dermatology” Taking biotin supplements for hair and nails may not be helpful and could cause harm.
44 citations
,
December 2005 in “The Journal of Steroid Biochemistry and Molecular Biology” Combining 5α-reductase and aromatase inhibitors may better reduce estrogen levels.
July 2023 in “Nature Immunology” CD8+ virtual memory T cells may cause hair loss in alopecia areata.
March 2013 in “International Society of Hair Restoration Surgery” Biotin may not effectively promote hair growth.
166 citations
,
November 2008 in “Expert Review of Endocrinology & Metabolism” Biotin and biotinidase are essential to prevent health issues, and deficiencies require lifelong supplementation.
72 citations
,
October 1988 in “Archives of Disease in Childhood” Biotin treatment improves symptoms of biotinidase deficiency, but some neurological damage may be permanent.
4 citations
,
January 2015 in “Journal of microbial & biochemical technology” Biotin helps regulate proteins in the blood, which may explain its role in hair growth.
12 citations
,
September 2011 in “BMJ Case Reports” Quick diagnosis and biotin treatment can dramatically improve biotinidase deficiency symptoms.