O.S.I. Discus Aquarium Flake food is a nutritious blend of flakes specifically developed for discus. It has a mix of ingredients from both plant and animal sources. Natural pigments from the brine shrimp, shrimp meal, algae meal and spirulina will keep your fish looking great. All necessary vitamins are included as well. No hormones have been added to disrupt your fish's natural behavior. Crude Protein, min. 45% Crude Fat, min. 5% Balanced Nutrition Easy to Digest Contains Natural Pigments Stabilized Vitamin C Never clouds Aqarium Water Contains Spirulina Info From OSI