In this Article
diarrhea, and other side effects.
Doses less than 350 mg per day are safe for most adults. When taken in very large amounts, magnesium might be unsafe. Large doses might cause too much magnesium to build up in the body causing serious side effects including an irregular heartbeat, low blood pressure, confusion, slowed breathing, coma, and death.
Magnesium is safe for pregnant or breast-feeding women when taken by mouth in the amounts recommended. These amounts depend on the age of the woman. Check with your healthcare professional to find out what amounts are right for you.
Do not take magnesium if:
Report Problems to the Food and Drug Administration