Advanced Magnesium Supplement. The Next Generation in Magnesium Supplements. Sugar Free. Each Tablet Contains 615 mg Magnesium-L-Aspartate Hydrochloride. Magnesium plays a vital role in your health. Clinical research links magnesium with the proper function of: Heart and cardiovascular system. Muscle and bone structure. Metabolism of naturally produced substances within the body, such as glucose* Despite these important health benefits, the majority of America.