Tums has calcium carbonate, preventing excess production of stomach acid hence making the stomach more alkaline. This change improves the bioavailability rate of some drugs such as Adderall.
1 cup of milk or calcium added soy milk=300 mg 1 cup of calcium added juice=350 mg take calcium carbonate (Tums, Caltrate, Oscal, Viactiv, most generics) with food - they need stomach acid for ...