The 150 gram container of New Life Spectrum Algaemax mini wafers are a fantastic daily nutrient for herbivorous fish species in both freshwater and saltwater environments. This mixture is perfect for inhabitants that need a varied and well-rounded diet, one they simply can't get from single ingredient food pellets. The specialized blend of nutrients includes nine different algae and seaweed species such as red seaweed, spirulina and many others which benefit and improve immunity, digestion and increase the beauty and vibrancy of the natural colors in your fish. The nutrient rich, sinking mini wafers will not disintegrate and cause cloudiness or pollution within your tank. Contains no artificial colors, flavors or preservatives and is also suitable for omnivorous fish as well.