Magnesium Glycinate supplies 100 mg of elemental magnesium from a magnesium glycinate/chelate complex in an easy to swallow tablet. – Heart & Bone Health: Magnesium, one of most important minerals, plays an essential role in maintaining normal heart function, muscle and bone strength.* – Heart Health: Supports already normal heart function.* – Vitamins/Minerals/Amino Acids: Our vitamins/minerals and amino acid formulas are developed to provide beneficial support in filling nutrient gaps.* – Our uncompromising operational practices at our state-of-the-art manufacturing facilities surpass GMP standards and manufacturing regulations. All of our products are GMO-free. – For 65 years, Douglas Laboratories has been dedicated to meeting the needs of healthcare professionals. As a globally recognized leader in the development of innovative, science-based nutritional supplements, we strive to help healthcare professionals and their patients push their potential for healthy living, today and in the future.*