From the manufacturer's website:
Beano Ultra 800 tablets are clinically-proven to help prevent gas, bloating and discomfort. With 33% more gas preventing power versus the leading store brand, Beano Ultra 800 tablets allow you to maintain a healthy diet without bloating and its discomfort from gas. Each Beano Ultra 800 contains a natural enzyme that breaks down complex carbohydrates found in many foods, including beans, vegetables and whole grains, making them easier to digest so they don't cause gas*. Beano Ultra 800 tablets are a gluten-free and vegetarian-friendly formula.
Warning: Allergy note: if a rare sensitivity occurs after taking Beano, discontinue use. Galactosemics consult your doctor. If you are pregnant or nursing a baby, ask a doctor before use. Keep out of reach of children. Tamper evident: do not use if seal under cap is broken or missing.
*These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure or prevent any disease.
Recommended use: Swallow or chew 2 tablets right before your first bite, or immediately after meals (up to 30 minutes after first bite).