A Scientific Diet For Catfish, Loaches and Other Bottom Feeders. This unique “soft wafer” is developed for bottom feeders who have small downward facing mouths and must gulp their food. This extremely flavorful diet offers premium-grade fish meal, silkworm and krill meal with superb nutrient balance. Perfect for smaller aquariums or to target feed multiple areas of larger tanks thus avoiding competition for food. A highly digestible, scientifically developed ingredient profile to help most bottom feeders develop their full potential. Contains stabilized vitamin C which supports a healthy immune system. Loaded with pure-cultured spirulina to help your underwater friends look their best, always.