Hikari has a wide variety of diets specialized for goldfish, koi, tropical fish and even turtles - all tailored to your specific needs. This guarantees that your koi or goldfish will grow into strong, beautiful specimens. Hikari is filled with all the best nutrients feed your fish to stay healthy. With over 40 years of research, Hikari has perfected a scientifically-proven diet for your aquatic pets that are easy to feed and delicious too.