July 2019 in “International journal of dermatology, venereology and leprosy sciences” This study found that patients with Telogen effluvium had significantly higher levels of heavy metals, such as cadmium and lead, compared to controls.
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January 2018 in “PubMed” This study suggests that elevated levels of certain heavy metals, rather than zinc, may play a causative role in primary chronic telogen effluvium.
February 2019 in “Trace elements and electrolytes” This study found that women with chronic telogen effluvium had significantly lower levels of zinc, copper, and ferritin in their serum compared to healthy controls.
This systematic review and meta-analysis found that patients with telogen effluvium, primarily females, exhibited significantly lower serum levels of ferritin and vitamin D compared to healthy controls, suggesting trace element imbalances play a crucial role in this type of hair loss.
March 2026 in “Skin Appendage Disorders” This study reviewed multiple research articles and found that patients with telogen effluvium, primarily women, had significantly lower levels of serum ferritin and vitamin D compared to healthy controls, suggesting a role for trace element imbalances in hair loss.