We suggest Food Sticks, Cichlid Gold, or Cichlid Bio-Gold+. Each of these diets are high in protein and provide a nutritional package to meet an oscar’s dietary requirements. Cichlid Gold “large pellet” provides an economical diet for these large eaters, while Food Sticks and Cichlid Bio-Gold+ with it’s excellent nutrition, replaces a live goldfish diet and provides a food source for your aquatic pet that’s parasite-free & bacteria-free.