January 2002 in “DOAJ (DOAJ: Directory of Open Access Journals)” 31.6% of female students had hirsutism, often linked to conditions like menstrual issues and acne.
January 2018 in “Journal of Clinical Dermatology” Women with Telogen Effluvium have lower levels of Zinc and Iron in their hair.
9 citations
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October 2010 in “Journal of the American Academy of Dermatology” Iron deficiency might cause hair loss, but better testing is needed.
2 citations
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December 2018 in “Journal of cosmetic dermatology” Higher CRBP1 levels are linked to more severe alopecia areata.
1 citations
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February 2021 in “Clinical, Cosmetic and Investigational Dermatology” Low iron levels in the blood could be a sign of Telogen Effluvium, a type of hair loss, but it's not always accurate in distinguishing it from other hair loss types.
Hirsutism is common in young females and may signal underlying hormonal issues.
2 citations
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September 2024 in “Journal of Bioscience and Applied Research/Journal of Bioscience and Applied Research ” Vitamin D, Calcium, Iron, and Ferritin are linked to hair loss in both genders, while Zinc, Vitamin B12, folic acid, and TSH are linked to hair loss in males only.
1 citations
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May 2025 in “Journal of Cosmetic Dermatology” Blood metabolites significantly influence alopecia areata risk.
January 1996 in “Journal of Investigative Dermatology”
March 1963 in “Sangyo Igaku” Women generally have higher levels of iron, copper, and zinc in their hair than men, with differences increasing with age.
7 citations
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July 2022 in “Quality of Life Research” 80% scalp hair regrowth is a successful treatment for alopecia areata.
December 2009 in “DergiPark (Istanbul University)” Check serum ferritin levels and total blood count for women with diffuse hair loss.
January 2019 in “International Journal of Immunology Research” CCL 27 levels are similar in people with and without alopecia areata.
January 2023 in “Research Square (Research Square)” Hair cortisol may be a good indicator of recent mood in people with bipolar disorder.
16 citations
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December 1996 in “International Journal of Dermatology” Vitamin C is essential to prevent scurvy and its symptoms.
2 citations
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December 2015 in “Journal of dermatology research and therapy” People with Chronic Telogen Effluvium mainly have lower iron levels compared to healthy individuals.
2 citations
,
July 2013 in “Journal of Animal Physiology and Animal Nutrition” Shorthaired and hairless cat breeds excrete more felinine than longhaired breeds.
March 2018 in “Journal of Pre-Clinical and Clinical Research” Skin problems are common in kidney disease, with dry skin and itching in patients not on dialysis or on hemodialysis, and infections most common in transplant recipients.
2 citations
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January 1976 in “Munich Personal RePEc Archive (Ludwig Maximilian University of Munich)” Sodium and potassium levels in Egyptian scalp hair differ by sex and can aid in legal cases.
January 2023 in “Mansoura Medical Journal” Higher ischemia-modified albumin levels are linked to acne severity.
1 citations
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November 2025 in “Clinical Chemistry and Laboratory Medicine (CCLM)” A new method accurately measures DHEAS in blood, improving on current tests.
April 2020 in “Journal of the Endocrine Society” Hair cortisol measurement can help diagnose and monitor Cushing’s disease.
36 citations
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June 2012 in “Alcoholism Clinical and Experimental Research” People with decreased kidney function have higher levels of ethyl glucuronide in their hair.
9 citations
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January 2014 in “Journal of analytical & bioanalytical techniques” The study did not conclude whether hair can reliably indicate kidney stones, cholelithiasis, hypertension, or diabetes.
13 citations
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September 2013 in “Steroids” The DHT immunoassay is unreliable due to high cross-reactivity with testosterone.
January 2018 in “Journal of The American Academy of Dermatology” A manual blood cell counter was effectively used to count hair follicles during surgery, being user-friendly and cost-effective but limited by a three-digit display.
22 citations
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January 2019 in “Endocrinology and metabolism” An mFG score of 7 or higher indicates hirsutism in Filipino women, often linked to higher free testosterone levels.
28 citations
,
February 2008 in “PubMed” Low iron levels are linked to more hair loss in non-menopausal women.
16 citations
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January 2021 in “Frontiers in veterinary science” Pigs in farrowing crates and loose-housing systems showed no difference in chronic stress levels as measured by hair cortisol.
May 2023 in “Journal of The American Academy of Dermatology” Most lab tests for patients with Telogen effluvium, a type of hair loss, show no or mild abnormalities; only a few specific tests are useful.