The recipe for the VITA Flake-Mix varieties of flake food and for granulated food from Vitakraft is intended to guarantee all fish a comprehensive supply of all the important nutrients. It has been developed further with reference to the latest scientific findings. In addition to shrimp and spirulina, it also contains a prebiotic, for example, which supports the intestinal flora and promotes optimal feed utilization. www.vitakraft.de/fische