sera Insect Nature Insect food with 100% protein from a sustainable source sera Insect Nature is the staple food consisting of sustainable insect meal without dyes and preservatives, and contains exclusively animal protein from insect meal. The slowly sinking granules represent the natural diet of most ornamental fish. In their natural habitats they mainly feed on insect larvae and algae. Besides Tenebrio larvae – with their important proteins – wheat germ and further natural and high quality ingredients such as different algae ensure healthy development and lively fish. Carefully selected ingredients ensure high digestibility of the food. Fish waste is reduced, the water remains clear.