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Mineral · in-depth review

Manganese

Manganese

Manganese takes part in bone formation, amino acid and carbohydrate metabolism, and antioxidant enzyme function.

Also known asMnElemental Manganese
Related diseasesOsteoporosis
Related symptomsJoint pain

Supports metabolic enzymes

Manganese is a cofactor for many metabolic enzymes and manganese superoxide dismutase.

Mechanism: Established

Involved in bone formation

Manganese is involved in reactions related to bone and connective-tissue formation.

Nutrition consensus: Established
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With foodWith food
Best timeAnytime

High-dose manganese is not recommended for general wellness.

General wellness2.3 mg/day for adult men; 1.8 mg/day for adult women (AI)
Specific needsDeficiency treatment must be decided by a doctor; the adult upper limit is 11 mg/day.

How oftenRely on food first; use supplements only when there is a clear need.

Cautions

High long-term doses can be neurotoxic; people with liver disease may clear it less well.

Iron shortage can raise manganese absorption; review overall nutrition before supplementing.

Common side effects

· Stomach discomfort (high doses)

Rare but important

· Long-term excess may cause Parkinson-like neurologic symptoms.

Long-term dependenceNot addictive; long-term excess can accumulate and harm the nervous system.

Medical disclaimerThis page is compiled by the HerbBB editorial team for general health information only. It is not a substitute for advice from a doctor, pharmacist, or other qualified clinician. If you have a health condition, take medicines, or are pregnant or breastfeeding, speak with a professional first.