Manganese 5mg - For Healthy Bone, Skin and Cartilage Formation! Manganese is an essential trace mineral needed to maintain healthy skin, it also helps with the formation of bone and cartilage, making it particularly useful for people with osteoporosis, sprains and strains and general aching joints. Manganese has a direct effect on the production of glucose tolerance and so is of real benefit to anyone with diabetes. Manganese also helps to activate superoxide dismutase (SOD) - an important antioxidant enzyme, and therefore prevents oxidation caused by excess free radicals. Manganese is a convenient easy to take tablet containing 5mg of manganese, ensuring your body gets enough to maintain the healthy formation of bones and cartilage, therefore reducing the risk of osteoporosis, as well as balancing out blood sugar levels and protecting the body by the production of superoxide dismutase (SOD).