Shinju Fish Foods is a year-round balanced formula based on Mamoru Kodama’s 30 plus years of experience raising Koi. Shinju Koi Food is also used and recommended by many highly regarded breeders in Niigata, the cradle of Nishikigoi, Japan. The ingredients in Shinju Koi Food are strictly examined and selected to aid in better digestion, blossoming of good health, and vitality of your Koi. Shinju Koi Food is easily digestible and developed to float, which minimizes any loss. This also helps to maintain good clean water and promotes healthy Koi.