January 2023 in “European endocrinology” People with alopecia have a higher risk of thyroid cancer.
May 2009 in “Endocrinologist” Women with thyroid disease are more likely to experience female pattern hair loss, especially if they've had thyroid disease for a long time.
January 2008 in “Springer eBooks” Thyroid hormone may be useful for treating various skin conditions and needs more research.
115 citations
,
May 2016 in “Clinical Medicine & Research” TSH is usually the only test needed to check thyroid function in primary care.
115 citations
,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
79 citations
,
January 2017 in “Dermatology practical & conceptual” Correcting nutrient deficiencies may help with hair loss, but the benefits of supplements without a deficiency are uncertain and could be harmful.
75 citations
,
May 2013 in “Journal of the American Academy of Dermatology” Zinc deficiency in children can cause skin issues and can be serious if not diagnosed and treated properly.
72 citations
,
October 2010 in “Journal of The American Academy of Dermatology” Iron deficiency common in women, not always linked to hair loss; more research needed.
32 citations
,
January 2017 in “Orphanet journal of rare diseases” FOXN1 gene mutations cause a rare, severe immune disease treatable with cell or tissue transplants.
30 citations
,
October 2012 in “Current Opinion in Endocrinology, Diabetes and Obesity” Thyroid hormones are important for skin health and might help treat skin diseases, but more research is needed to understand their effects fully.
30 citations
,
October 2010 in “Journal of The American Academy of Dermatology” The conclusion suggests a possible link between iron levels and hair health in women, recommending further research on iron supplementation for hair loss.
28 citations
,
January 2013 in “Journal of Thyroid Research” Thyroid hormone may speed up wound healing and hair growth, but more research is needed to understand its role in skin repair and use as a treatment.
26 citations
,
June 2018 in “The journal of immunology/The Journal of immunology” AIRE-deficient rats developed severe autoimmune disease similar to APECED, useful for testing treatments.
24 citations
,
June 2018 in “Reviews in endocrine and metabolic disorders” Thyroid diseases may contribute to autoimmune skin diseases, and more research is needed on their relationship.
24 citations
,
October 1995 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” The nafarelin test can reliably distinguish between gonadotropin deficiency and delayed puberty in teenage boys.
23 citations
,
November 2024 in “Scientific Reports” Higher thyroid antibodies in Hashimoto's thyroiditis are linked to more inflammation and symptoms.
22 citations
,
April 2006 in “Journal of The American Academy of Dermatology” More research is needed to determine if iron deficiency causes hair loss.
21 citations
,
October 2011 in “British Journal of Dermatology” Testosterone therapy helped 63% of androgen-deficient women grow scalp hair, but more research is needed.
16 citations
,
January 2008 in “Acta dermato-venereologica” Vitamin B12 deficiency can cause skin darkening and increased blood vessels, but treatment can improve symptoms.
7 citations
,
October 2020 in “Wiener medizinische Wochenschrift” THA is a rare condition with no significant clinical consequences if thyroid function is normal.
5 citations
,
June 2021 in “Pharmacological Reports” Vitamin D may help reduce antibody levels in men with autoimmune thyroiditis and early-onset androgenic alopecia, but has no significant impact on thyroid function.
4 citations
,
November 2016 in “Archives of Endocrinology and Metabolism” Insulin resistance is linked to larger thyroid volume in patients with polycystic ovary syndrome.
3 citations
,
May 2014 in “InTech eBooks” Copper deficiency may cause hair loss, and treating it could involve nutrition and hormones.
2 citations
,
July 2012 in “InTech eBooks” People with alopecia areata often have thyroid autoimmunity.
1 citations
,
June 2011 in “Journal of The American Academy of Dermatology” Iron deficiency is common in women regardless of hair loss, and treating it does not usually reverse hair loss.
January 2026 in “International Journal of Homoeopathic Sciences” Homeopathic treatment improved thyroid function and well-being in a woman with hypothyroidism.
November 2025 in “International Journal of Pharmaceutical Sciences and Drug Research” Thyroid disorders significantly affect the well-being of married, urban, non-working individuals in South India.
Teprotumumab for thyroid eye disease commonly causes fatigue, brittle nails, dry eyes, hair loss, muscle spasms, and dry mouth, with rare serious events like blood clots.
November 2022 in “Gene Cell and Tissue” Zinc deficiency might affect vitamin B12 levels.
February 2021 in “PARIPEX INDIAN JOURNAL OF RESEARCH” Women with PCOS, especially if they are obese, are more likely to have an underactive thyroid than women without PCOS.