Optimal Magnesium is in a chelated form which allows for higher serving sizes with a greater tolerance.
What is magnesium and what does it do?
Magnesium is a nutrient that the body needs to stay healthy. Magnesium is important for many processes in the body, including regulating muscle and nerve function, blood sugar levels, and blood pressure and making protein, bone, and DNA.
How much magnesium do I need?
The amount of magnesium you need depends on your age and sex. Average daily recommended amounts are listed below in milligrams (mg):
Life Stage
Recommended Amount
Birth to 6 months
30 mg
Infants 7–12 months
75 mg
Children 1–3 years
80 mg
Children 4–8 years
130 mg
Children 9–13 years
240 mg
Teen boys 14–18 years
410 mg
Teen girls 14–18 years
360 mg
Men
400–420 mg
Women
310–320 mg
Pregnant teens
400 mg
Pregnant women
350–360 mg
Breastfeeding teens
Breastfeeding women