Not a lot is known about this
trace element, but it may play a role in treating heart
arrhythmia, osteoporosis, epilepsy and back pain. Our bodies
store about 10 mg of manganese in the bones, liver, kidneys and
Natural Food Sources
Beans, blackberries, blueberries, bran, brown rice, buckwheat,
carrots, chestnuts, hazelnuts, legumes, oatmeal, peanuts, peas,
pecans, seaweed, spinach, tea, wheat germ, whole grains.
Manganese is used in bone formation, muscle coordination,
nervous system function and is involved in several enzyme
reactions. It is also used, along with vitamin K, to promote
Deficiencies are rare, as manganese is widely available in the
food supply. However, symptoms may include seizures, epilepsy,
poor muscle coordination, facial twitching, bone deformities and
general weakness. Manganese deficiencies in children may lead to
stunted growth and development.