43 citations,
October 1955 in “The journal of nutrition/The Journal of nutrition” Germ-free rats need biotin for growth and have different vitamin metabolism compared to regular rats.
1 citations,
July 2012 in “EFSA Journal” The combination of certain vitamins and pumpkin seed oil has not been proven to maintain normal hair.
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.
6 citations,
April 2019 in “Nutrients” Biotin is important for keeping zinc levels balanced in the skin and its lack can cause hair loss.
4 citations,
March 2006 in “Journal of renal nutrition” Dialysis patients benefit from water-soluble vitamins but need careful management to avoid risks.
January 2012 in “Vitamins & trace elements” Smoking and drinking can lower vitamin levels and potentially trigger early hair loss, but overall vitamin levels don't seem to affect hair loss duration.
24 citations,
May 2017 in “PubMed” Biotin supplements for hair improvement are popular without scientific proof of effectiveness.
9 citations,
November 2014 in “Journal of Cutaneous Medicine and Surgery” Many dermatologists in Saudi Arabia recommend vitamins and minerals for hair loss, often based on personal experience rather than strong evidence.
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.
2 citations,
August 2022 in “Clinical Case Reports” A 17-year-old girl had severe, on-and-off hair loss, likely due to COVID-19. She was treated with Vitamin D3, biotin, and other supplements, and saw some improvement within a month.
1 citations,
November 2011 in “Dermatologica Sinica” Women using hair relaxers with alopecia had lower zinc levels, suggesting zinc deficiency might contribute to hair loss.
February 2023 in “JEADV Clinical Practice” Biotin supplements significantly improved a young girl's uncombable hair.
October 2022 in “Research, Society and Development” Vitamins and minerals don't significantly affect hair loss treatment in patients with telogen effluvium.
Taking too much biotin can mess up blood test results, which might lead to wrong diagnoses and treatments.
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.
27 citations,
July 1946 in “The journal of nutrition/The Journal of nutrition” Biotin and inositol are crucial for pig health and growth.
9 citations,
January 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.
70 citations,
June 2010 in “Clinics in Dermatology” Certain groups may need vitamin supplements to improve hair health and prevent other health problems.
53 citations,
March 2003 in “Journal of Investigative Dermatology” Human skin cells have a high-affinity system for biotin transport, crucial for skin health.
9 citations,
October 1946 in “Experimental biology and medicine” Rats fed soybean oil meal lost hair, but adding inositol, biotin, cystine, or methionine to their diet prevented this and improved growth.
7 citations,
July 2021 in “PubMed” Vitamins A, B, C, and D are important for skin health and are being explored for new uses, but more research is needed to confirm their effectiveness.
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.
5 citations,
August 2017 in “The Journal of Clinical Psychiatry” Biotin may effectively treat hair loss caused by valproate medication.
1 citations,
July 2022 in “Dermatologic Therapy” Both brands of biotin and dexpanthenol injections improved hair loss, with Bayer also increasing the ratio of thick to thin hairs.
Biotin does not significantly help with hair growth.
January 2024 in “Biomedical journal of scientific & technical research” Vitamins A, B7, C, D, and E are essential for healthy hair growth and preventing damage.
November 2022 in “Journal of the Endocrine Society” Taking biotin can lead to incorrect low results in free testosterone tests.
June 2022 in “International Journal of Advanced Research in Science, Communication and Technology” The polyherbal hair oil with Vitamin B7 may increase hair growth, reduce hair loss, and protect against dandruff.
May 2022 in “Endocrine practice” High-dose biotin can cause false thyroid test results; stop taking biotin two days before testing to avoid errors.
October 2021 in “Interfaces Científicas” Nutricosmetics for hair treatment often contain biotin, pyridoxine, zinc, and other nutrients, but more research and professional guidance are needed for their use.