API Marine Optimal Protein Flakes API has been an industry leader in fish care, nutrition, treatments, testing and pond products for over 50 years, giving them a keen insight into your aquarium and its needs - making them the clear choice for fish enthusiasts around the world. API Marine Flakes contain Omega-3 fatty acids to help promote the healthy growth and development of your marine fish. These flakes are suitable for all marine fish including Clownfish, Wrasses, and Tangs. API Marine Flakes contain a unique, nutritionally-enhanced protein to ensure easy uptake of nutrients and maximum absorption. Marine fish more readily use the nutrients in this high-quality formula, and as a result, they release up to 30% less ammonia than the leading competitor for cleaner, clearer water. Protein-rich flakes for marine fish Maximum absorption due to high quality formula Suitable for all marine fish including clownfish, wrasses, and tangs Use in Marine / Saltwater Aquariums After something different? View all Marine Fish Food. New to fish care? View our guide to Setting Up a Fishtank.