NOW Pet Health, Pet Allergy Supplement, Formulated for Cats & Dogs, NASC Certified, 75 Chewable TabletsBrand: NOW Foods Color: Green Yellow w Speckles Features: HEALTHY HISTAMINE LEVELS: Developed to control and maintain normal histamine levels in your dog and cat THOUGHTFULLY CRAFTED: With botanicals like quercetin, nettle leaf, and turmeric, this blend naturally defends your pet against seasonal and environmental alelrgies NASC CERTIFIED: Certified by the National Animal Supplement Council (NASC), an organization that protects and enhances the