November 2023 in “International Journal of Trichology” No significant link between hair loss and iron or thyroid levels was found, but checking for deficiencies might still be useful.
January 2021 in “Indian Journal of Pharmaceutical Sciences” Laser hair removal doesn't affect thyroid hormones.
March 2014 in “Journal of The American Academy of Dermatology” Vitamin D deficiency is common in temporary hair loss, and stress is often a suspected cause.
3 citations
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August 2013 in “Maǧallaẗ ǧāmiʻaẗ al-anbār li-l-ʻulūm al-ṣirfaẗ” Thyroid and reproductive hormones, BMI, and excess hair are linked in Iraqi women with PCOS.
8 citations
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January 2009 in “Journal of pediatric endocrinology & metabolism/Journal of pediatric endocrinology and metabolism” A specific thyroid hormone resistance mutation may be linked to different types of hair loss.
12 citations
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January 2017 in “PubMed” Gastroparesis can cause persistent TSH elevation in hypothyroidism despite treatment.
155 citations
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December 2002 in “Journal of Investigative Dermatology” Thyroid-related genes are active in skin cells and may affect autoimmune conditions.
115 citations
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May 2016 in “Clinical Medicine & Research” TSH is usually the only test needed to check thyroid function in primary care.
85 citations
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April 2004 in “Thyroid” Thyroid problems can negatively affect women's reproductive health and pregnancy, and can cause symptoms like fatigue and depression, but not all women with these symptoms need treatment.
29 citations
,
February 1987 in “General and comparative endocrinology” Thyroid and gonadal hormones control seasonal hair growth and molting in male European badgers.
26 citations
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October 2002 in “Journal of Investigative Dermatology” A specific gene mutation causes congenital hair loss.
24 citations
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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.
23 citations
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November 2007 in “Actas Dermo-Sifiliográficas” Thyroid hormone (T3) may reverse gray hair by stimulating hair growth.
22 citations
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June 2005 in “Clinical Oncology” Orlistat might block the body's ability to absorb thyroid medication.
22 citations
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January 2013 in “International Journal of Trichology” Hair loss is often linked to thyroid problems, especially in women and older people, and screening for thyroid issues is advised for those with hair loss.
9 citations
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July 2020 in “Experimental Dermatology” Topical L-thyroxine may help with wound healing and hair growth but should be used short-term due to potential risks.
6 citations
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January 2012 in “Annals of Indian Academy of Neurology” Women with epilepsy on certain medications might gain weight and have higher thyroid-stimulating hormone levels, but not more polycystic ovarian syndrome.
4 citations
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November 2016 in “Archives of Endocrinology and Metabolism” Insulin resistance is linked to larger thyroid volume in patients with polycystic ovary syndrome.
2 citations
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January 2023 in “Journal of Clinical Medicine” People with hair loss conditions may also have thyroid disorders, but more research is needed to understand the connection.
1 citations
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December 2021 in “Animals” Low zinc and selenium levels in sheep are linked to hair loss and thyroid problems.
1 citations
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February 2025 in “Experimental Physiology” Marie Krogh advanced understanding of thyroid hormones' effects on metabolism.
Low vitamin D3 is not linked to different levels of thyroid hormones in people with autoimmune thyroid disease.
February 2023 in “European journal of geriatrics and gerontology” Selenium helps prevent thyroid issues and cognitive decline in the elderly, but balance is key.
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.