Pure® Encapsulations Betaine HCl Pepsin is a formula that provides hydrochloric acid and proteolytic enzyme. Betaine HCl (a molecule made up of betaine and hydrochloric acid) together with pepsin, an enzyme that breaks down proteins into simpler peptides. Directions: People with low hydrochloric acid production. How to use: 1 capsule twice daily with meals. Caution: Not to be consumed by children, pregnant women, or breastfeeding women. If you have any health problems, suffer from stomach ulcers, or are taking any medication, consult your healthcare professional before using this supplement. Conservation: Store in a cool, dry place.