Saki-Hikari Fancy Goldfish Color Enhancing Diet includes live (viable) microorganisms and is recommended as a daily diet for all types of premium grade or fancy goldfish, especially Ranchu. Rich in highly purified Astaxanthin (a carotenoid) and pure cultured spirulina, offering lab verified, vivid color-enhancement of the reds without negatively impacting the whites. A complete and balanced formulation which promotes improved growth and desirable form while offering improved assimilation. Rich in Vitamin-E and Vitamin-C offering superior stress reduction and improved immunity to infectious disease. The Hikari-Germ reduces and reconditions waste thereby improving overall water quality, filter effectiveness and regularly scheduled maintenance.