Manganese
Foundation
A trace mineral for bone and enzyme function that almost nobody is short of and that is toxic in excess.
What the evidence says
Deficiency is rare on a normal diet; supplementation has no demonstrated benefit beyond correcting it.
What studies used
Labels commonly list 2-5 mg; the daily upper limit for adults is 11 mg.. With food..
Reported from published studies and product labelling — a record of what was used in research, not a recommendation. What is right for you is a conversation with a clinician.
Watch out for
- Excess accumulates in the brain; a concern for liver disease and for well water high in manganese
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