The FishScience Mini Algae Wafers are a complete and nutritionally balanced diet for small Plecostomus and all algae-eating fish. This product replicates the natural algae-based diet of Plecostomus in the wild. Spirulina Algae, Kelp, Cucumber, Alfalfa, and Spinach are all included in this plant and Algae-rich formula. The wafers do not dissolve, allowing for natural grazing behavior. It contains natural ingredients that promote the health of your fish, such as beta-glucans, garlic, and omega 3 oils.