Whole grain products, nuts, leafy vegetables and tea are the main sources of manganese.

Manganese (symbol Mn) is an essential trace element. It is found mainly in the bones, liver, kidneys, pancreas and brain.

Manganese is a component or activator of several enzymes and has an important role in numerous processes in the body. It plays a part in maintaining bones, energy metabolism, connective tissue formation and protecting cells from oxidative stress.