• NATURAL ALLERGY & IMMUNE DOG SUPPLEMENT: Delicious dog allergy immune bites that help boost the immune system. Great functional formula to be used as allergy chews for dogs, immune support for puppies and dogs, and overall health. • WILD ALASKAN SALMON OIL, BETTABERRIES® ANTIOXIDANT BLEND, VITAMIN E, COLOSTRUM: Help support your dog's immune system with the combination of Omega-3 rich salmon fish oil, patented antioxidant Bettaberries® blend, Vitamin E and Colostrum that help support allergies and immune function. • PREBIOTIC AND PROBIOTIC BLEND: These dog allergy supplement feature powerful prebiotics from Yea-Sacc® and apple cider vinegar, along with a 6-strain Probiotic Blend, which help support nutrient absorption to boost the immune system and help a dog's digestion. • TASTE LIKE TREATS & SMELL GREAT: Irresistible duck flavored immune support for dogs. Made with pet parents in mind for convenience, ease of use, and this allergy immune supplement smell great.