January 2023 in “Italian journal of dermatology and venereology” The supplement effectively improved hair growth and reduced hair loss safely.
47 citations
,
November 2010 in “Vox Sanguinis” Iron supplements helped female blood donors with low iron avoid anaemia and return to donate again.
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.
January 2026 in “Microorganisms” Bifidobacterium animalis subsp. lactis J12 helps reduce atopic dermatitis symptoms.
73 citations
,
October 2001 in “Epilepsia” Children taking higher doses of valproic acid had lower biotinidase activity, which may lead to biotin deficiency, but biotin supplements could help.
January 2016 in “Frontiers in Neurology” A clinical nutrition program improved sensory and motor function in a 60-year-old with anti-MAG neuropathy.
5 citations
,
May 2019 in “Cureus” Taking biotin supplements can cause incorrect thyroid test results, leading to wrong diagnoses.
Biotin supplements don't consistently help hair growth in alopecia unless there's a deficiency.
July 2025 in “JAAD Case Reports” January 2025 in “Open Veterinary Journal” Supplements improved the dog's hair growth without side effects.
10 citations
,
September 2013 in “Nutrition” The ketogenic diet can worsen biotin deficiency, suggesting a need for biotin supplements.
6 citations
,
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.
November 2024 in “PubMed” The supplement improved hair density and was safe to use.
9 citations
,
February 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.
April 2015 in “Journal of Nutritional Therapeutics” Looser dietary restrictions can improve growth and reduce illness in methylmalonic acidemia patients.
March 2022 in “Annals of Bariatric Surgery” Protein supplements with zinc, iron, and B vitamins reduce hair loss after sleeve gastrectomy.
1 citations
,
November 2024 in “AME Medical Journal” Vitamin C deficiency can persist in high-risk patients despite supplementation.
November 2022 in “Journal of the Endocrine Society” Taking biotin can lead to incorrect low results in free testosterone tests.
September 2022 in “Farmacja Polska” Biotin is important for health, but taking extra usually doesn't help unless you're deficient.
October 2008 in “Trace Elements and Electrolytes” Tailored supplementation of calcium, magnesium, and vitamin D based on hair analysis may improve bone health.
5 citations
,
October 2019 in “Giornale italiano di dermatologia e venereologia” Biotin supplements can improve certain skin disorders and hair loss when a deficiency is present.
20 citations
,
June 2020 in “Journal of Advanced Research” High-dose vitamin A and E with zinc improved blood sugar control and insulin function in diabetics, but may cause hair loss.
50 citations
,
May 1985 in “The journal of pediatrics/The Journal of pediatrics” Biotin deficiency in patients on total parenteral nutrition can cause serious symptoms but can be treated with biotin supplements.
2 citations
,
November 1995 in “American Journal of Obstetrics and Gynecology” Taking vitamin B6 corrected a pregnant woman's metabolic disorder, which changed her hair color.
1 citations
,
February 2025 in “International Journal of Molecular Sciences” HMBi supplementation boosts cashmere growth by affecting specific metabolic and signaling pathways in goats.
3 citations
,
March 2022 in “International Journal of Trichology” Special supplements with collagen, vitamins, and minerals can help treat hair loss.
10 citations
,
January 2024 in “Dermatology Research and Practice” Taking a collagen and vitamin C supplement improves skin and hair health.
July 2023 in “Media Dermato Venereologica Indonesiana” Vitamin D supplements should be used cautiously in sarcoidosis patients, with regular monitoring to avoid high calcium levels.
10 citations
,
January 1992 in “Screening” Newborn screening for biotinidase deficiency is effective in preventing severe complications.