ACANA Free-Run Duck is a limited ingredient food perfect for dogs of all ages with food sensitivities. It's made with a single, rich source of free-run duck as the only meat ingredient. Fresh duck meat, liver, and cartilage are included in WholePrey ratios, providing essential nutrients naturally, minimizing the need for synthetic supplements. ACANA is grain and potato-free to limit unnecessary carbohydrates. Thank you for viewing.