Thymus PMG is designed to support healthy thymus function.* Provides a unique profile of minerals, nucleotides, and peptides* Take one tablet per meal, or as directed. Serving Size: 1 Tablet Amount Per Serving Calcium ... 20mg Sodium ... 20mg Proprietary Blend ... 215mg Bovine thymus PMG™ extract and magnesium citrate. Other Ingredients: Calcium lactate, cellulose, and calcium stearate. Caution: This product is processed in a facility that manufactures other products containing soy, milk, egg, wheat, peanut, tree nuts, fish, and shellfish.