Discover a delicious new way to get heartburn AND gas relief at the same time! New TUMS Chewy Bites with Gas Relief is formulated with 750mg of calcium carbonate which goes to work in seconds to neutralize stomach acid on contact to relieve heartburn, indigestion, sour stomach, and upset stomach. They are also formulated with 80mg of simethicone which works to break up gas bubbles in the digestive tract to relieve bloating, pressure, and that stuffed feeling due to gas. TUMS Chewy Bites with Gas Relief have a delicious crunchy outer shell and soft chewy center and come in tasty strawberry and lemon flavours.