>High iron levels are almost never caused by exogenous excess iron One of the exceptions is using steel cookware: https://en.m.wikipedia.org/wiki/African_iron_

>High iron levels are almost never caused by exogenous excess iron One of the exceptions is using steel cookware: https://en.m.wikipedia.org/wiki/African_iron_overload https://en.m.wikipedia.org/wiki/African_iron_overload Iron absorption is tightly regulated, but can't be totally stopped, and the body has no way to excrete excess iron outside of the rather slow cycle of blood formation and destruction