[Cats Love Them! - If you need immune system support that your cat will love these bacon flavored chewables will make your cat meow with delight. Help Your Feline Feel Purrfect - Zesty Paws Aller-Immune Bites are immunity supporting functional pet supplements with ingredients that promote a healthy immune system response for your kitty! Featuring EpiCor Pets- Each premium chew contains 17 mg of EpiCor Pets A natural yeast (Saccharomyces cerevisiae) fermentate that supports the immune system for feline pets. "Made with L-Lysine - This ingredient is an amino acid that enhances animal immune system response and may also support healthy eye function to support your cats health." Treat Your Cat to Pawsome Ingredients - This functional chewable supplement also includes the herb Astragalus Root and the Quercetin (for antioxidant support) to promote healthy immune function.]