Formulated to maximize calcium absorption, the Country Life Calcium Magnesium Zinc supplement is the ultimate blend for bone health. Magnesium supports healthy muscle and nerve function and helps to regulate hundreds of enzyme systems in the body, including muscle and nerve function. This supplement contains 1000 mg calcium, 500 mg magnesium, 50 mg zinc, and 100 mg L-Glutamic acid per serving. Certified gluten-free.