Magup capsules contain chelated magnesium, which is form of magnesium wrapped in amino acids, which could potentially assist with enhanced and rapid absorption. Magup capsules contains 500 mg of chelated magnesium providing 50 mg of elemental magnesium. Magnesium is an essential mineral required for over 300 biochemical reactions in the body and assists people in reducing cramping and even assists with overcoming fatigue and insomnia when the body has worked hard.