Key Features Premium koi fish food Specialised blend of proteins, carbohydrates, amino acids and fats. Improves colour, growth and form. Beneficial to water quality and filter maintenance. Easily Digestible Saki-Hikari colour enhancing diet offers a specialised blend of the finest proteins, carbohydrates, amino acids and fats promoting improved growth and desirable form. Rich in pure-cultured Spirulina and higher levels of Zeaxanthin offering vivid color-enhancement of the Hiban (red areas) with no negative impact on the Shiroji (white areas).It also includes the Hikari Germ probiotic, which overpowers bad bacteria within the intestine reducing its propagation and ability to lethally infect your fish. Additionally, the proprietary Hikari Germ accelerates the digestive process thereby improving absorption and thereby reducing waste output. Expect improved water quality and reduced filter maintenance when used as a daily diet; as well as improved luster, reduced fatalities and