Nutrafin Max Spirulina Tablets is a nutritious, highly palatable fish food that provides the ultimate in ornamental fish nutrition. The fish food formula is 100% vegetable-based and contains 30% spirulina as well as garlic. The tablets adhere to aquarium glass for convenient grazing by fish. Naturally coloured by its ingredients, the fish food also contains multi-vitamins, natural colour enhancers, and Advanced Yeast Extract, which helps improve digestion and allows optimal nutrient absorption.