6 citations
,
February 2014 in “Actas Dermo-Sifiliográficas” Obesity is linked to skin conditions like acanthosis nigricans and skin tags, which may indicate high insulin levels.
6 citations
,
July 1980 in “PubMed” CF patients with growth issues have more zinc in their hair than those with normal growth.
1 citations
,
November 2023 in “Journal of the European Academy of Dermatology and Venereology” Baricitinib helps with early hair regrowth in people with alopecia areata.
1 citations
,
August 2023 in “Journal of cosmetic dermatology (Print)” Too much selenium can cause hair loss and nail problems.
157 citations
,
June 2015 in “Psychoneuroendocrinology” Hair cortisol and cortisone levels increase with age, are higher in diabetics, vary by gender, decrease with frequent hair washing, and are lower in winter.
March 2023 in “Pakistan Journal of Medical & Health Sciences” Vitamin D analogues can significantly help hair regrowth in Alopecia Areata patients.
11 citations
,
February 2013 in “Clinical Endocrinology” A small number of premenopausal female blood donors had high prolactin levels, often due to stress, and retesting is recommended to prevent misdiagnosis.
February 2024 in “Clinical, Cosmetic and Investigational Dermatology” Certain fats in the blood are linked to an increased risk of male pattern baldness.
7 citations
,
October 2003 in “Nonlinearity in Biology Toxicology Medicine” Confirming low-dose endocrine toxicities is difficult and requires more research.
19 citations
,
March 1975 in “British Journal of Dermatology” A new method accurately measures cyclic AMP levels in small skin and hair samples.
February 2010 in “Journal of The American Academy of Dermatology” White hirsute women with PCOS have higher insulin resistance, but similar nitric oxide and fibrinogen levels compared to those with idiopathic hirsutism.
February 2024 in “Journal of the European Academy of Dermatology and Venereology” Baricitinib is effective and safe for long-term use in severe alopecia areata, improving hair regrowth and quality of life with few side effects.
33 citations
,
April 2009 in “Clinical and Experimental Dermatology” Psychological factors like depression may be more important than zinc, folate, and vitamin B12 levels in causing scalp pain in people with hair loss.
25 citations
,
December 2005 in “Molecular Genetics and Metabolism” Taking riboflavin and eating less lysine can help some people with a specific genetic disorder avoid brain damage.
29 citations
,
January 2009 in “Gynecological Endocrinology” Women with PCOS have higher levels of certain blood clotting factors, suggesting a greater risk of cardiovascular issues.
1 citations
,
January 2014 in “International Journal of Trichology” A patient with a rare hair condition and skin disorder showed hair improvement after treatment.
January 1986 in “Journal of Steroid Biochemistry” Women with severe acne, hirsutism, and androgenic alopecia often have higher levels of certain androgens, but the specific pattern can't be predicted just by looking at symptoms.
10 citations
,
June 2001 in “Annals of neurology” Alzheimer's patients have higher levels of certain chemicals in their hair.
5 citations
,
May 2020 in “Diagnostics” Lower zinc levels may predict less effective hair loss treatment.
1 citations
,
January 1986 in “Journal of Steroid Biochemistry” Women with excessive hair growth or polycystic ovary disease may more often carry a gene variant for 21 hydroxylase deficiency.
July 2025 in “Journal of Investigative Dermatology” Acne involves increased lipid production and inflammation, affecting skin cell behavior and treatment resistance.
May 2011 in “Utrecht University Repository (Utrecht University)” The nicotinamide supplement did not reduce symptoms in horses with insect bite hypersensitivity.
Premature graying of hair is linked to vitamin D and B12 deficiencies, thyroid issues, iron imbalance, stress, and lifestyle habits, and affects quality of life.
January 2025 in “Open Veterinary Journal” Zinc, copper, and vitamin A deficiencies cause skin disorders in sheep.
19 citations
,
March 2021 in “Obesity surgery” Many people experience hair loss after weight loss surgery, especially younger women, and it's linked to lower levels of zinc, folic acid, and ferritin.
June 2025 in “Academic Medical Journal” High homocysteine levels in lupus may increase inflammation and cardiovascular risk.
April 2023 in “Clinical Chemistry and Laboratory Medicine” The document concludes that inflammation markers can be used in diabetes, vitamin D3 affects immune pathways, hyperthyroidism changes hormone levels, androgen levels help diagnose Adrenocortical Carcinoma, erectile dysfunction is linked to diabetes, hypogonadism is common in HIV-infected males, and hormones can be biomarkers for various conditions.
January 2026 in “Dermatologic Therapy” Photobiomodulation therapy effectively promotes hair regrowth and improves quality of life in alopecia areata without side effects.
20 citations
,
May 1985 in “British journal of nutrition” Dietary essential fatty acids improved skin and hair conditions and partially corrected fat composition in diabetic mice.
March 2023 in “World Journal of Biology Pharmacy and Health Sciences” Low levels of zinc and ferritin may be linked to the severity of alopecia areata in Iraqi patients.