AllerCaps is a comprehensive, multi-nutrient nutraceutical formula that promotes healthy inflammatory support and immune health. This formula features several important nutraceutical agents. NAC (nacetyl- l-cysteine) promotes the endogenous production of glutathione which offers antioxidant support and also promotes healthy respiratory support. Quercetin provides flavonoids that offer support for immune function. Bromelain provides active proteolytic enzymes. Aller Assist Blend is also included to provide a broad range of biocompatible botanical agents for advanced nutritional support. Vegan.