September 2024 in “Journal of the American Academy of Dermatology” Dietary changes and supplements mostly did not improve alopecia areata.
August 2021 in “Journal of the American Academy of Dermatology” The shampoo's ingredients' effect on a hair growth pathway in cells was tested, but the results are not given.
April 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” The anti-hair loss shampoo effectively promotes hair growth and improves hair quality.
The supplement improved hair density and overall hair beauty.
7 citations,
July 2020 in “Dermatologic therapy” Premature graying of hair is linked to various health issues and can sometimes be reversed by treating underlying conditions.
10 citations,
September 2013 in “Nutrition” The ketogenic diet can worsen biotin deficiency, suggesting a need for biotin supplements.
10 citations,
October 2017 in “Pediatric neurology” Biotin and acetazolamide improved hair and nail growth, mental function, and reduced headaches in a child with autism.
3 citations,
January 2017 in “Journal of cosmetology & trichology” The food supplement with L-cystine, Serenoa repens extract, and biotin safely reduced hair loss and improved hair growth in men and women.
1 citations,
December 2017 in “Skin appendage disorders” Biotin may help women with hair loss who have low biotin levels, but more research is needed.
24 citations,
July 2019 in “Journal of Obstetrics and Gynaecology” The combination therapy improved PCOS symptoms in both obese and non-obese women, with weight loss in the obese group.
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.
20 citations,
May 2016 in “Journal of Cosmetic Dermatology” Low vitamin D receptor levels found in hair loss patients; topical vitamin D treatment suggested.
18 citations,
October 2014 in “Experimental Biology and Medicine” Eating vitamin A affects hair growth and health by changing cell signals in mice.
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.
3 citations,
January 2016 in “Journal of cosmetology & trichology” Taking vitamins, minerals, and amino acids can improve hair strength and quality in people with Monilethrix.
2 citations,
August 2020 in “JCRPE” A girl with Denys-Drash syndrome was misdiagnosed due to biotin affecting her hormone test results.
September 2009 in “European journal of paediatric neurology” Biotin supplements did not significantly reduce hair loss in rats on valproic acid.
277 citations,
July 2002 in “Molecular Endocrinology” Removing part of the vitamin D receptor stops vitamin D from working properly.
104 citations,
May 2003 in “Endocrinology” Lampreys have a functional vitamin D receptor that may help detoxify harmful substances.
41 citations,
March 2007 in “Journal of dermatological science” Taking L-cystine and vitamin B6 can prevent hair loss caused by smoke in mice.
26 citations,
February 2003 in “The journal of investigative dermatology/Journal of investigative dermatology” An enzyme other than TNAP might be responsible for vitamin B-6 metabolism in the skin.
14 citations,
November 2005 in “Life sciences” Vitamin D3 may protect rat hair follicles from radiation damage.
3 citations,
November 2020 in “Biological Trace Element Research” Men with hair loss may lack zinc, copper, and vitamin D; supplements could help.
1 citations,
August 2004 in “Alternative & complementary therapies” Non-drug methods like diet, supplements, and aromatherapy can help manage hair loss and its emotional impact.
January 2019 in “Kocaeli tıp dergisi” People with chronic hair loss may have a higher chance of Vitamin B12 deficiency.
13 citations,
January 2019 in “Journal of the American Academy of Dermatology” Most people using biotin don't see skin improvements, and it may affect lab tests, so doctors shouldn't suggest it without confirming a deficiency.
October 2023 in “International Journal of Cosmetic Science” WS Biotin, a new form of D-Biotin, improves water solubility and shows potential for hair and skin care without being toxic at low levels.
71 citations,
January 2016 in “International Journal of Trichology” Biotin deficiency is not a major cause of hair loss in women, so biotin supplements are not likely to be an effective hair loss treatment.
2 citations,
March 2020 in “PubMed” Biotin deficiency is not a major cause of Telogen Effluvium 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.