Contains vegetable matter that herbivorous shrimp prefer, especially seaweed and spirulina. The carefully selected ingredient mix with added vitamins, minerals and other trace nutrients offers those fundamental to proper ecdysis (shedding). Contains copper which is important for blood regeneration. Hikari's proprietary manufacturing process produces the world's smallest disc type pellet which is small enough for shrimp of all ages. Offers rapid assimilation, accelerated growth and proper form without clouding or negatively impacting your pet's environment.