AMS® Magnesium 250 mg Caplet is a dietary supplement that supplements 250mg per daily dose. Magnesium is a vital mineral for the proper functioning of the body; it supports many biochemical reactions and hundreds of bodily functions. Moreover, low levels of magnesium are linked to a number of health conditions. Many of us do not get their daily needs of Magnesium. Dietary supplementation supports healthy nerve and muscle functions, helps boost exercise performance, provides anti-inflammatory benefits, helps prevent migraine, controls blood sugar levels.