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Manganese is a trace element found in a variety of foods including bread, nuts, cereals and green vegetables (such as peas and runner beans). It is also found in tea.
You should be able to get all the manganese you need from your daily diet.
Manganese helps make and activate enzymes in the body.
Taking high doses of manganese for long periods of time can cause nerve damage and neurological symptoms such as fatigue and depression.
You should be able to get all the manganese you need by eating a varied and balanced diet. If you decide to take manganese supplements it is a good idea not to take too much because this could be harmful.
For most people, taking 4 mg or less of manganese supplements a day is unlikely to cause any harm.
For older people, who may be more sensitive to manganese, taking 0.5 mg or less of manganese supplements a day is unlikely to cause any harm.