Tummy-Safe Zinc LozengesZinc is known to play a central role in the immune system, decreasing susceptibility to a variety of pathogens. Douglas Laboratories orange flavored lozenges supply zinc in its most bioavailable form and in a dose gentle enough for sensitive tummies. Each tablet contains 10 mg of elemental zinc in the form of zinc citrate. Ingredients Zinc (from zinc citrate) 10 mg Other ingredients: Sorbitol, citric acid, natural orange flavor, and vegetable