Copper was used as a cure-all in 1841 by Johann Gottfried Rademacher. It was listed as a “universal medicinal product” that can “eliminate most forms of disease”. He used amounts from 32 mg black copper oxide to 260 mg copper oxide, in doses no larger than 65 mg. https://de.zxc.wiki/wiki/Johann_Gottfried_Rademacher I found an English translation or … Continue reading Cure-All Copper in the 1850’s: 32-260 mg, Rademacher