March 2026 in “FMDB Transactions on Sustainable Health Science Letters” A deep learning method can detect nutritional deficiencies from hair and nail images with 89% accuracy.
September 2024 in “Cosmoderma” Biotin doesn't help hair growth in healthy people and can cause health risks if overused.
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.
September 2022 in “Farmacja Polska” Biotin is important for health, but taking extra usually doesn't help unless you're deficient.
August 2022 in “Journal of the American Academy of Dermatology” The authors agree they didn't discuss the risks of too much micronutrients and value the focus on biotin deficiency signs and treatment effectiveness.
August 2021 in “Benha Journal of Applied Sciences” Biotin supplements significantly improve hair loss in people with telegon effluvium who lack biotin.
August 2018 in “Journal of the American Academy of Dermatology” Biotin treatment for hair, nail, and skin disorders has weak evidence and should not be recommended unless new research shows clear benefits.
September 2017 in “Hair transplant forum international” Biotin is popular for hair loss, but there's little scientific proof it works.
Older people tend to have higher biotin levels, which are weakly linked to certain blood components and negatively linked to triglycerides; biotin should be checked in patients with high triglycerides or medication-related skin issues, and only supplemented if deficient. Vitamin D and folate deficiencies are linked to specific skin conditions.
September 2009 in “European journal of paediatric neurology” Biotin supplements did not significantly reduce hair loss in rats on valproic acid.
August 2021 in “Journal of medical science and clinical research” An infant with seizures and hair loss was diagnosed with biotinidase deficiency and treated successfully with biotin.
86 citations
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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.
72 citations
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October 1988 in “Archives of Disease in Childhood” Biotin treatment improves symptoms of biotinidase deficiency, but some neurological damage may be permanent.
31 citations
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December 1997 in “Developmental Medicine & Child Neurology” Biotinidase deficiency can cause vision and walking problems in children and can improve with biotin treatment.
12 citations
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September 2011 in “BMJ Case Reports” Quick diagnosis and biotin treatment can dramatically improve biotinidase deficiency symptoms.
10 citations
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January 1992 in “Screening” Newborn screening for biotinidase deficiency is effective in preventing severe complications.
6 citations
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September 1996 in “Journal of the European Academy of Dermatology and Venereology” Biotin supplements may help hair regrowth in alopecia areata patients with low biotinidase activity.
4 citations
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July 2019 in “Clinical and experimental dermatology” Early diagnosis and biotin treatment are crucial for infants with biotinidase deficiency to prevent severe complications.
3 citations
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January 2021 in “Molecular genetics & genomic medicine” The study found two new mutations in a Chinese patient with severe biotinidase deficiency.
1 citations
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November 2011 in “Turkish Journal of Dermatology” Biotin treatment improved hair and skin issues in a child with biotinidase deficiency.
1 citations
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September 1996 in “Journal of the European Academy of Dermatology and Venereology” Biotin supplements may help hair regrowth in some alopecia areata patients.
November 2025 in “Journal of Saidu Medical College Swat” Biotinidase deficiency can mimic other conditions, making early diagnosis and treatment crucial to prevent lasting issues.
Early biotin treatment can reverse symptoms of congenital biotinidase deficiency.
April 2019 in “Journal of the Endocrine Society” An over-the-counter vitamin/mineral supplement improved hair loss and blood sugar control in a woman with non-classic 11-hydroxylase deficiency.
239 citations
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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
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June 2010 in “Clinics in Dermatology” Certain groups may need vitamin supplements to improve hair health and prevent other health problems.
48 citations
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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
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July 1987 in “Dermatologic Clinics” Systemic diseases can cause hair loss, which is often reversible with treatment.
9 citations
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June 2020 in “Animal genetics” Scientists found genes linked to hair length in Brangus cattle that could help breed heat-tolerant cattle.
9 citations
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February 1984 in “Zentralblatt für Veterinärmedizin Reihe A” Biotin is essential for healthy skin and claws in pigs.