As Strontium Citrate 750 mg Per Serving Dietary Supplement Nutricost Quality Guaranteed Vegetarian Product Gmp Compliant Facility Non-gmo Product Third Party Tested Gluten Free Everyday Nutrition At Nutricost, we believe you're in control of your own health. While we provide you with the purest forms of a variety of ingredients, we'll never tell you what to do. You get to decide what your body needs.