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.
65 citations,
January 2009 in “Annals of Dermatology” Zinc supplements increased zinc levels in some hair loss patients but didn't significantly improve hair growth.
56 citations,
January 2008 in “Dermatology” Higher iron levels in the blood are not linked to increased hair loss in women.
37 citations,
March 2014 in “Journal of Trace Elements in Medicine and Biology” Lower hair zinc and copper levels found in Turkish males with hair loss; higher BMI linked to less hair zinc.
23 citations,
February 2017 in “Journal of dermatology” Low serum levels of zinc and selenium may increase the risk of alopecia areata.
9 citations,
June 2014 in “European Journal of Obstetrics & Gynecology and Reproductive Biology” Blood AMH levels are higher in women with PCOS than in those with other similar conditions.
6 citations,
January 2020 in “Postepy Dermatologii I Alergologii” Check and treat low iron and vitamin D levels in people with hair loss.
4 citations,
October 2022 in “American journal of physiology. Heart and circulatory physiology” Higher DHT levels are linked to worse heart changes in severe aortic valve stenosis patients.
4 citations,
January 2018 in “JBRA assisted reproduction” Orlistat helped reduce weight and testosterone in obese women with PCOS but did not significantly affect other androgens or cholesterol levels.
2 citations,
May 2022 in “Diagnostics” Vitamin D levels in hair don't match those in blood, so hair isn't a reliable indicator of Vitamin D status.
2 citations,
August 2020 in “Journal of Cosmetic Dermatology” Higher granulysin levels in the blood are linked to more severe hair loss in alopecia areata patients, and these levels decrease after effective treatment.
1 citations,
December 2017 in “Journal of The European Academy of Dermatology and Venereology” Vertex baldness has higher DHT levels than frontal baldness, but testosterone and PSA levels are similar.
1 citations,
April 2015 in “Journal of Dermatology and Dermatologic Surgery” People with certain skin diseases have higher levels of the hormone prolactin in their blood.
June 2024 in “Benha Journal of Applied Sciences” Serum IMA levels may be linked to premature hair graying and erectile dysfunction.
September 2023 in “Clinical, Cosmetic and Investigational Dermatology” Higher SHBG levels are linked to less severe hair loss in women, but vitamin D levels don't seem to affect hair loss.
July 2022 in “International Journal of Health Sciences (IJHS) (En línea)” Men with Type 2 Diabetes have lower DHT levels, which may affect fertility and lipid profiles.
July 2022 in “Dermatology Reports” Low zinc levels might be linked to worse outcomes in various skin disorders.
August 2021 in “Benha Journal of Applied Sciences” Biotin supplements significantly improve hair loss in people with telegon effluvium who lack biotin.
January 2020 in “Journal of Clinical Biochemistry and Nutrition” Low zinc levels in chronic liver disease patients are linked to more severe symptoms like taste issues and skin problems, and zinc supplements might help.
March 2022 in “Benha Journal of Applied Sciences” AGA patients have lower serum vaspin levels, which might help detect the condition early.
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.
23 citations,
January 2016 in “International Journal of Trichology” Women with female pattern hair loss have lower Vitamin D3 levels.
21 citations,
January 2009 in “Indian journal of dermatology, venereology, and leprology” Vitamin B12, folate, ferritin, and iron levels are not linked to alopecia areata.
20 citations,
January 2019 in “International journal of trichology” People with Alopecia areata often have lower Vitamin D levels, which might affect the severity of their condition.
15 citations,
January 2018 in “Indian Journal of Dermatology” Women with androgenetic alopecia have lower zinc and iron levels.
14 citations,
July 2021 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Interleukin levels are higher in alopecia areata patients but don't predict disease severity or duration.
13 citations,
May 2012 in “Cutaneous and ocular toxicology” Alopecia areata is not linked to vitamin B12 deficiency.
10 citations,
January 2012 in “International Journal of Trichology” The study found no link between anxiety, vitamin B12, folate, TSH, ferritin, zinc levels, and trichodynia in telogen alopecia patients.
8 citations,
June 2020 in “International Journal of Dermatology” Men with early hair loss have lower vitamin D levels.
4 citations,
April 2020 in “Journal of Cosmetic Dermatology” Low vitamin D levels are linked to different types of hair loss.