Calcium Carbonate Calcium carbonate, which comes from natural mineral sources, helps maintain stomach acid balance by neutralizing excess acid in the stomach.* This helps relieve the discomfort caused by occasional acidity such as heartburn, indigestion, and flatulence.* This specially designed calcium carbonate is less chalky than many similar products on the market and much easier to chew and swallow. DigestZen Essential Oil Blend This unique blend contains Ginger, Fennel, and Coriander to help ease occasional stomach discomfort and indigestion, while Peppermint, Star Anise, Cardamom, and Caraway aid with digestion and help maintain a healthy gastrointestinal tract.* DigestZen is a healthy, natural, and gentle way to soothe an occasional upset stomach or maintain a healthy digestive system