Contains Prebiotics; a dietary fiber that feed the beneficial bacteria in fish intestines. This helps the good bacteria to produce nutrients beneficial for your kois, leading to a healthier digestive system Rich in pure-cultured Spirulina; necessary for koi's beni colour enhancement and maintenance, whilst protecting white shiroji Made with natural ingredients 34% protein level to help maintain growth and body shape Manufactured with natural food ingredients Affordable yet quality koi food; recommended as daily diet Available in Medium and Large size pellets.