AllClear has an abundance of immune regulating ingredients including Quercetin. AllClear helps dampen overactive histamine response and enhance respiratory function impaired by seasonal allergies. Ingredients Vitamin B6 (P5P) Molybdenumtrioxide Quercetin Vitamin B5 (pantothenic acid) Astragalus membranaceus (Huang Qi) Camellia sinensis (EGCG) Houttuynia cordata Taraxacum mongolicum Bupleurum falcatum Agastache rugosa Typhaangustifolia Salvia miltorrhiza Coix lacryma-jobi Scutellaria baicalensis Cinnamomum cassia Atractylodes macrocephala Perilla frutescens Paeonia lactiflora Ligusticum striatum Citrus medica Other Ingredients: Vegetable cellulose (hypromellose); Vegetable Stearic Acid; Microcrystalline Cellulose and Vegetable Magnesium Stearate. Does not contain:Wheat, gluten, soy, milk, eggs, fish, crustacean shellfish, tree nuts, peanuts