Hikari Koi Staple Floating Pellet Diet. Hikari® Staple™ is an economical, daily diet for koi as well as other pond fishes. It contains all the basic nutrition your fish need to live a long and health-filled life. High in stabilized vitamin C, Hikari® Staple™ for koi supports immune system health while helping your koi develop that traditional Japanese form. Floating Food Daily Diet Daily Maintenance Diet For Most Koi Higher protein levels for rapid growth Select ingredients offering rapid digestion Higher feed efficiency than competitive foods in the same class Uniquely Formulated Nutrient Mix Contains stabilized vitamin C to support immune system health High-grade fish meal offers added amino acid mix Seaweed reduces color fading with continued use Available Sizes: Mini Pellet (17.6 oz, 4.4 lb) Medium Pellet (17.6 oz, 4.4 lb, 22 lb) Large Pellet (17.6 oz)