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.
Exercising women with irregular periods have lower thyroid hormone levels and less body fat.
July 2024 in “Journal of Investigative Dermatology” Human hair follicles have their own thyroid hormone system.
January 2019 in “Jui rinsho hifuka” A dog's skin and digestive problems improved after treatment for thyroid cancer.
Thyroid problems can cause hair loss and change hair texture.
February 2022 in “Endocrine connections” People with reproductive, thyroid disorders, and type 2 diabetes can experience voice changes, but more research is needed to understand this better.
January 2022 in “Clinical Cases in Dermatology” The document suggests a possible link between hair loss and thyroid cancer, but doesn't provide definite proof.
March 2025 in “American journal of biochemistry & biotechnology/American journal of biochemistry and biotechnology” Higher levels of certain hormones and lower levels of minerals may contribute to hair loss.
November 2023 in “Ibrahim Cardiac Medical Journal” Alopecia areata patients are more likely to have thyroid disorders than healthy individuals.
58 citations
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November 2020 in “International Journal of Molecular Sciences” SHBG may be a useful early indicator and treatment target for PCOS.
40 citations
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March 1982 in “British Journal of Dermatology” Young women with diffuse hair loss may have low SHBG levels, which could lead to more active testosterone and contribute to their hair loss.
1 citations
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October 2020 in “PubMed” Hormone testing may not be very helpful in diagnosing female pattern hair loss.
11 citations
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October 1997 in “British Journal of Dermatology” Wool follicles grew fibres for 8-10 days in a serum-free culture, influenced by calcium, glucose, amino acids, and insulin.
49 citations
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December 2009 in “Journal of Investigative Dermatology” Thyroid function affects skin health, with a complex interaction between the two.
19 citations
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October 2009 in “Bioorganic & Medicinal Chemistry Letters” Thyroid receptor agonists may treat male pattern baldness without harmful side effects.
1 citations
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October 2021 in “Endokrynologia Polska” Levothyroxine is less effective in men with early-onset male-pattern baldness.
September 2025 in “Online Türk Sağlık Bilimleri Dergisi” Low zinc and folate levels are linked to hair loss in children.
October 2022 in “The Egyptian Journal of Hospital Medicine” Diffuse hair loss in women is often linked to thyroid problems.
October 2011 in “Dermato-endocrinology” Hormones significantly affect skin health, with vitamin D playing a key role.
5 citations
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July 2020 in “Curēus” Beard hair loss can signal early diabetes and thyroid issues, treatable with specific cream.
2 citations
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September 2025 in “Scientific Reports” Women with PCOS are more likely to have thyroid antibodies than those without.
2 citations
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January 2014 in “Türkiye klinikleri tıp bilimleri dergisi” Thyroid autoimmunity may be involved in some female hair loss, suggesting the need to test for thyroid antibodies in these patients.
1 citations
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January 2021 in “Acta dermatovenerologica Alpina, Pannonica et Adriatica (Tiskana izd.)” High prolactin levels might be linked to hair loss in autoimmune thyroid disease, but more research is needed.
April 2024 in “DAHUDER Medical journal” The study concluded that there is no significant link between thyroid autoimmunity and alopecia areata.
May 2022 in “Endocrine practice” High-dose biotin can cause false thyroid test results; stop taking biotin two days before testing to avoid errors.
January 2015 in “Turkiye Klinikleri Journal of Endocrinology” PCOS patients with autoimmune thyroid disease have lower DHEAS levels.
241 citations
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January 2001 in “Reviews on Environmental Health” High selenium exposure can harm thyroid function, immune system, liver, skin, and may increase neurotoxicity and cancer risk.
178 citations
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October 2001 in “Genes & Development” The mutated hairless gene causes hair loss by acting as a new type of corepressor affecting thyroid hormone receptors.
85 citations
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May 2019 in “Journal of neuroendocrinology” The article concludes that better understanding gene regulation related to seasonal changes can offer insights into the mechanisms of seasonal timing in mammals.
56 citations
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January 2013 in “International journal of trichology” Zinc supplements may be needed to treat hair loss in hypothyroidism.