11 citations
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January 2020 in “World Journal of Traditional Chinese Medicine” Kidney-yang deficiency syndrome causes hormonal imbalances and various physical symptoms.
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.
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.
Low vitamin D3 is not linked to different levels of thyroid hormones in people with autoimmune thyroid disease.
56 citations
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January 2013 in “International journal of trichology” Zinc supplements may be needed to treat hair loss in hypothyroidism.