May 2013 in “DOAJ (DOAJ: Directory of Open Access Journals)” Women with hair loss have higher free testosterone levels.
115 citations
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August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
95 citations
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August 2013 in “Journal of Investigative Dermatology” HPT axis hormones boost mitochondrial function and growth in hair follicles, potentially aiding hair health.
42 citations
,
July 2010 in “European Journal of Cell Biology” Thyroid hormones affect hair follicle stem cells by promoting differentiation and reducing growth.
32 citations
,
March 2021 in “Journal of endocrinological investigation” Thyroid hormones are important for skin health and changes in them can affect conditions like hair loss and eczema.
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.
16 citations
,
May 1998 in “International Journal of Dermatology” Stress hormones like cortisol may trigger psoriasis flare-ups.
11 citations
,
January 2020 in “World Journal of Traditional Chinese Medicine” Kidney-yang deficiency syndrome causes hormonal imbalances and various physical symptoms.
9 citations
,
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.
2 citations
,
June 2014 in “مجلة مركز بحوث التقنيات الاحيائية” Five different TPO gene mutations were found in PCOS patients with thyroid hormone issues.
August 2022 in “Italian Journal of Animal Science/Italian journal of animal science” Field bean supplementation improved mohair growth and kid growth in Angora goats but didn't prevent weight loss after giving birth.
July 2024 in “Journal of Investigative Dermatology” Topical thyroid hormones may boost hair growth.
Applying thyroid hormones to the scalp can help hair grow.
51 citations
,
May 1996 in “American journal of physiology. Regulatory, integrative and comparative physiology/American journal of physiology. Regulatory, integrative, and comparative physiology” Gray seals use more energy and have higher hormone levels during their annual fur-shedding period.
1 citations
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January 2022 in “Open Journal of Endocrine and Metabolic Diseases” The woman was misdiagnosed with Graves Disease, leading to incorrect treatment, while she actually had Pituitary Resistance to Thyroid Hormone.
October 2025 in “Diseases” Women with hair loss often have deficiencies in iron, vitamins, minerals, and lower thyroid function, suggesting the need for nutritional and hormonal treatment.
June 2024 in “Biological and Clinical Sciences Research Journal” Thyroid dysfunction worsens symptoms in women with PCOS, so regular thyroid checks are important.
October 2024 in “Journal of the Pakistan Medical Association” Genetics, nutrition, lifestyle, and hormones affect early grey hair, but more research is needed.
January 2026 in “The Pharma Innovation” Lifestyle changes and a balanced diet can improve thyroid health in people with hypothyroidism.
March 2021 in “World rabbit science” Adding 0.2% taurine to Angora rabbits' diet improves wool production and overall health.
October 2022 in “International Journal of Research in Dermatology” Hormonal imbalances contribute to female hair loss, and trichoscopy is a useful diagnostic tool.
January 2026 in “International Journal of Advanced Biochemistry Research” The dog improved significantly after treatment and needs lifelong thyroid medication.
35 citations
,
August 1978 in “Australian Veterinary Journal” Feeding steers only Leucaena leucocephala causes severe health issues and poor weight gain.
30 citations
,
March 2015 in “PLoS ONE” Thyroxine can adjust the body's peripheral clock, potentially helping treat clock-related diseases.
22 citations
,
June 2005 in “Clinical Oncology” Orlistat might block the body's ability to absorb thyroid medication.
12 citations
,
January 1999 in “Journal of Animal Science” Glucocorticoids and thyroid hormones together are essential for fetal fat development.
8 citations
,
March 1942 in “Journal of Endocrinology” Thyroid hormone treatments help thyroidectomized rats grow normally.
7 citations
,
January 2011 in “Veterinary Pathology” A horse with severe hair loss was diagnosed with alopecia areata and a yeast infection.
6 citations
,
January 2015 in “Indian Dermatology Online Journal” Too much levothyroxine can cause hair loss in infants.
3 citations
,
January 2013 Hypothyroidism in dogs is usually caused by immune system issues or gland atrophy, affects middle-aged purebreds most, and is treatable with medication.