Smart Solutions - MAGsmart - 400 Gram(s) - NPN: 80029321 -- Magnesium is an abundant mineral in the body that is necessary for many organs and tissues to function properly. Eighty percent of Canadians are deficient in this important mineral. Deficiency has been implicated in cardiovascular disease, behavioral problems, diabetes, chronic fatigue, migraine headaches, muscular complaints, osteoporosis and PMS. We cannot get our daily requirement from food.