From the makers of vet recommended GREENIES brand, GREENIES Supplements is making it easy to care for your dog's health needs. Supplement your dog's immune health with GREENIES Immune Health Supplements, formulated by a team of Ph.D. Animal Nutritionists to support a healthy immune system. Made for adult dogs of all sizes, GREENIES Immune Health Supplements contain a powerful blend of antioxidants, Vitamin C and Vitamin E, to help support your dog's natural defenses and come in an irresistible soft chew made with real chicken. Just like us, dogs can suffer from an occasional itch of the skin, or seasonal allergy issues, but a simple daily supplement can help suport their immune systems. GREENIES Immune Health Supplements are made in the USA with quality ingredients from around the world with no artificial flavors or preservatives, and are made without fillers. Simply give once a day to help keep your dog at their best so you can enjoy happy days together. Trace amounts may be present due to potential cross-contact during manufacturing.