The Copper Revolution: Ch 8: Sweating & Perspiration

The excretion of trace metals in human sweat
https://pubmed.ncbi.nlm.nih.gov/686643/

“sweat appears to be an important excretory pathway for zinc and copper.”

Copper is used to reduce sweating (perspiration).

Copper chloride antiperspirant action
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3481878/

“Otherwise stated, this corresponds to a sweat area reduction of 84% ± 9% (std. dev.). The data for the decrease in sweating was statistically significant (P<0.001).” “We conclude that copper chloride dihydrate is an antiperspirant, under our experimental conditions.”

A company sells a copper chloride deodorant: http://coppermedicalcompany.com/copper-based-products/