Koi’s Choice formula is a highly digestible, floating food that is suitable for all seasons. It provides necessary animal and vegetable proteins, and essential nutrients required for excellent growth, color, health and longevity. KAYTEE Koi’s Choice formula is nutritionally complete, helps turn your backyard pond or aquarium into a haven for all your pond fish. Kaytee’s Koi’s Choice is for Koi, Goldfish and other pond fish.