Grand Sumo Accelerated Growth Enhancer - Flowerhorn Cichlid Fish Food 550g Grand Sumo is a 100% natural growth enhancer made from highly nutritious Hi-density floating pellets fortified with protein-rich Spirulina maxima algae Significantly improve appetite and vitality in fish while boosting their immune system and aiding in disease resistance Enhances fish metabolism and protein use, thus increasing body bulk and head-size of your flower horn cichlid Special hi-Astaxanthin and Spirulina-rich floating pellets for enhancing colors of Flower Horn Fish and other large cichlids