API GOLDFISH FLAKES contains Menhaden and squid to provide essential amino acids that assist in your Goldfishs optimal growth, and carotenoids to enhance their vibrant colors. Brewers yeast is also included to provide essential micronutrients, in addition to garlic for added palatability. API GOLDFISH FLAKES is designed for all types of Goldfish, and contain a unique, nutritionally-enhanced protein to ensure easy uptake of nutrients for maximum absorption. Fish more readily use the nutrients in our high-quality formula, and as a result, release up to 30% less ammonia than the leading competitor for cleaner, clearer water.