Blue Ridge Platinum Pro Fish Food is a professional, fish meal-based diet formulated for discerning koi keepers that want the very best for their fish.  This is a higher protein formula that will provide your koi with exceptional growth, nutrition and coloration.  Platinum Pro contains everything needed to keep your fish in top condition including high quality protein, carbohydrates and amino acids.  It contains proven color enhancers Spirulina and Canthaxanthin for superior color enhancement.  Platinum Pro also includes Primilac, a probiotic immune stimulant designed to protect koi from sickness and disease.