Lamberts® Manganese 5mg provides this essential mineral in the form of citrate, a compound that is known to be well absorbed. Rich sources of manganese include whole grains, nuts and vegetables and this mineral is known to contribute to: The protection of cell constituents from oxidative damage The maintenance of normal bones The normal formation of connective tissue All of Lamberts ® multi vitamin and mineral formulas also provide relevant levels of manganese, so one of these may be a good choice as they also provide other nutrients. Daily Intake: 1-3 tablets