2 citations
,
August 2020 in “JCRPE” A girl with Denys-Drash syndrome was misdiagnosed due to biotin affecting her hormone test results.
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.
Biotin and silica from plants improve hair, skin, and nail health.
43 citations
,
April 2005 in “The Journal of Dermatology” Biotin supplements improved skin and hair in a biotin-deficient infant on amino acid formula.
January 2023 in “Italian journal of dermatology and venereology” The supplement effectively improved hair growth and reduced hair loss safely.
27 citations
,
January 2015 in “International Journal of Trichology” The supplement helps improve hair growth and reduce hair shedding.
13 citations
,
August 2020 in “Journal of Laparoendoscopic & Advanced Surgical Techniques” Biotin supplements are generally ineffective in preventing hair loss after sleeve gastrectomy.
8 citations
,
December 2019 in “Molecular genetics and metabolism reports” Some children in Malaysia with symptoms have either profound or partial biotinidase deficiency, and early testing and treatment are important.
15 citations
,
July 1984 in “Nutrition Research” Selenium increased in hair but not in blood after taking supplements.
January 1999 in “Proceedings of the British Society of Animal Science” Biotin deficiency may harm hair follicle health and growth in Angora goats.
January 2017 in “Nutrafoods - International Journal on Nutraceuticals, Functional Foods and Novel Foods” The supplement reduces hair loss and increases hair thickness in older women.
31 citations
,
February 1983 in “American Journal of Clinical Nutrition” Biotin deficiency can cause hair loss in adults on long-term TPN, but supplementation helps regrow hair.
October 2025 in “International Journal For Multidisciplinary Research” Ayurvedic treatment improved Vitamin B12 levels and symptoms.
7 citations
,
July 2021 in “Molecules/Molecules online/Molecules annual” The method can measure vitamin B3 levels in human hair accurately.
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.
January 2026 in “Journal of Advanced Research” Bacillus sp. TC5 products help hair regrowth and improve skin drug absorption.
11 citations
,
September 2010 in “PubMed” Zinc and biotin supplements are needed after certain surgeries to prevent hair loss and other issues.
January 2022 in “Journal of Clinical and Diagnostic Research” Using platelet-rich plasma injections and biotin pills together significantly increases hair regrowth in men with hair loss.
55 citations
,
November 2019 in “Cellular and Molecular Gastroenterology and Hepatology” Biotin may help treat inflammatory bowel disease by reducing inflammation and improving gut health.
86 citations
,
January 1990 in “The Journal of Pediatrics” Children with partial biotinidase deficiency are healthy at birth but may develop symptoms that improve with biotin therapy.
55 citations
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December 1987 in “Archives of Dermatology” Two enzyme defects in biotin metabolism cause severe skin, hair, and metabolic issues.
The conclusion is that hair supplement ingredients may be unsafe and should be disclosed and proven safe before use.
December 2022 in “Cosmetics” The food supplement improved hair growth and strength in people with a certain type of hair loss and had no major side effects.
January 2021 in “Journal of clinical & experimental dermatology research” LustrivaTM improves hair thickness and reduces facial wrinkles safely.
16 citations
,
January 2008 in “Acta dermato-venereologica” Vitamin B12 deficiency can cause skin darkening and increased blood vessels, but treatment can improve symptoms.
April 2022 in “UNESP Institutional Repository (São Paulo State University)” Using both topical minoxidil and oral biotin together significantly boosts hair growth and density.
May 2025 in “International Journal of Trichology” The supplement improved hair health and reduced shedding in people with telogen effluvium.
March 2023 in “Mağallaẗ wāsit li-l-ʿulūm wa-al-ṭibb” A rare biotin deficiency in an Iraqi family caused severe symptoms but was successfully treated with lifelong biotin.