Gabrovic Koi Grower is a high-performance diet designed to meet the demanding needs of growing fish during earlier stages of development. The diet contains spirulina and other natural marine ingredients to enhance the vibrant colors of your fish. Stable vitamin C and brewer’s yeast are included in the Koi Grower diet to help improve immune function and promote healthy tissue development. Higher levels of marine protein sources are also incorporated to maximize palatability, digestibility and growth. Koi Grower is supplemented with Vpak, an all-natural additive, to help increase resistance to diseases.