2 citations,
September 2021 Patients with alopecia areata may have lower vitamin D levels than healthy people.
October 2022 in “The Egyptian Journal of Hospital Medicine” Females with idiopathic hirsutism have higher levels of omentin-1, which may lead to excessive hair growth.
5 citations,
January 2020 in “The mental health clinician” Vitamin D supplements may reduce hair-pulling in people with Trichotillomania.
1 citations,
July 2023 in “Al-Azhar Medical Journal” Higher antigliadin antibodies are linked to more severe alopecia areata, suggesting screening for celiac disease in these patients.
April 2024 in “Bioscience trends” Higher levels of certain DNAs in blood may indicate hair follicle damage in alopecia areata patients.
13 citations,
May 2012 in “Cutaneous and ocular toxicology” Alopecia areata is not linked to vitamin B12 deficiency.
24 citations,
November 2015 in “Annals of Nutrition and Metabolism” Certain SHBG gene variants, like rs727428, are linked to higher testosterone levels in women with PCOS.
January 2020 in “Benha Journal of Applied Sciences” People with psoriasis have higher levels of Apelin-13 in their blood than healthy people.
10 citations,
December 1996 in “Fertility and Sterility” Women with acne have lower levels of a specific hormone marker than women without acne.
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.
January 2020 in “Turkiye Klinikleri Journal of Dermatology” People with chronic hair shedding had much lower vitamin D levels compared to healthy people.
29 citations,
January 1993 in “Dermatologic Clinics” Certain medications and maintaining adequate iron levels can help manage women's hair loss.
January 2025 in “Journal of the Egyptian Womenʼs Dermatologic Society” Higher substance P levels may cause discomfort in hair loss patients.
14 citations,
March 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Patients with severe alopecia areata have higher levels of MIF, which decrease after successful treatment.
78 citations,
August 2012 in “Human molecular genetics online/Human molecular genetics” A new gene, JMJD1C, may affect testosterone levels in men.
13 citations,
March 2019 in “Physiological Research” Overweight women with PCOS have higher levels of certain hormones that could indicate a higher risk of heart and metabolic problems.
Finasteride reduces prostate size and PSA levels in young patients.
July 2022 in “Research Square (Research Square)” Lower PPARγ levels and specific gene variations are linked to more severe Frontal Fibrosing Alopecia.
4 citations,
January 1989 in “Journal of Steroid Biochemistry” Women with hyperandrogenism have higher androgen levels and lower SHBG, which may contribute to conditions like excessive hair growth and early puberty.
February 2024 in “Heliyon” People with androgenetic alopecia have different lipid levels in their blood, which vary between men and women, and may be linked to a higher risk of metabolic syndrome.
5 citations,
August 2018 in “Sexual Medicine Reviews” 5α-Reductase inhibitors do not consistently increase testosterone levels in the blood.
7 citations,
January 2016 in “Hair therapy & transplantation” People with early graying hair often have lower levels of iron, ferritin, and calcium.
11 citations,
January 2014 in “Egyptian Journal of Dermatology and Venereology” Women losing hair might have lower levels of vitamin D.
22 citations,
January 2017 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” A new method accurately measures nine specific hormones in human blood.
1 citations,
July 2022 in “Clinical and Experimental Dermatology” Amino acid supplements may not be necessary for all women with chronic hair loss.
July 2022 in “Journal of Dermatology and Dermatologic Surgery” People with chronic hair loss often have lower Vitamin B12 levels.
December 2013 in “대한피부과학회지” Korean women with female pattern hair loss have higher levels of ferritin, testosterone, and vitamin D than average.
10 citations,
August 2014 in “Skin research and technology” Sleep, testosterone levels, and a specific enzyme activity affect skin oil production in women.
2 citations,
June 2022 in “Scientific reports” Women with PCOS have higher hair cortisol levels, which are linked to worse metabolic and inflammatory conditions.