About this item BALANCED IMMUNE SYSTEM: Quercetin is a naturally occurring free radical scavenger that supports healthy seasonal immune system function. Laboratory studies have demonstrated that quercetin can also help to promote normal respiratory function. WITH BROMELAIN: Bromelain has a long history of use by herbalists and is known to help support a balanced immune system response to environmental challenges. CLASSIFICATIONS/CERTIFICATIONS: Kosher, non-GMO, soy free, vegan/vegetarian, nut free, made without gluten, dairy free, egg free GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the now manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation). Packaged in the USA by a family owned and operated company since 1968 During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided.