The only aquarium food booster to feature Omega-3 fatty acids in a concentration suitable for the serious saltwater aquarist. Also contains Vitamin B12 and stabilized Vitamin C to enhance immune system function to prevent and reverse disease. Soak any freeze-dried or frozen food or feed Selcon to live brine shrimp to improve their nutritional quality. It can also be used directly in reef aquariums to benefit filter-feeding invertebrates. Treats 6,000 gallons. For marine use only.