100% psyllium pelleted with apple/molasses flavoring. A once per month purge application that supports gut health and may prevent sand colic. Size is 2.3 Pound. Dimensions are 7.5 X 3.4 X 11.25 Active Ingredient: Psyllium Seed Husk. Inactive Ingredients: Artificial And Natural Flavors, Ammonium Hydroxide, Ascorbic Acid, Cane Molasses, Citric Acid, Lignin Sufonate, Lecithin, Propionic, Acetic, Sorbic And Benzoic Acids, Rosemary Extract, Etc. UPC Code = 784299650305