3rd Party Lab Tested for Purity & Quality. 240 Tablets of Calcium Citrate per Bottle. Non-GMO & Gluten-Free. Proudly Made in USA, GMP Compliant, FDA Registered Facility. No Artificial Color, Flavor, or Sweetener, No Preservatives, No Sugar, No Milk, No Corn, No Soy, No Egg, No Lactose, No Gluten, No Wheat, No Yeast, No Fish. Sodium Free.