Active ingredients: bismuth subsalicylate (262 mg), anti-diarrheal upset stomach reliever. Inactive ingredients: caramel, carboxymethylcellulose sodium, flavor, microcrystalline cellulose, sodium salicylate, sorbic acid, sucrose, water, xanthan gum.
Manufacturer likely did not include an allergen statement; however, please double-check the product packaging and/or contact the manufacturer if you have a severe food allergy.