Yes, and a few others. Copper is the weirdest one, as its essentiality is widely accepted, autopsies show its reduced concentrations in dementia, yet it's regu

Yes, and a few others. Copper is the weirdest one, as its essentiality is widely accepted, autopsies show its reduced concentrations in dementia, yet it's regulated as a toxic metal anyway. The cause of this deception is a mystery to me.