Technical Color Booster with 4 kinds of color enhancer, Paprika Extract,Spirulina, Corn Extract and Astaxanthin (Phaffia Yeast) to promote the red pigment. Fruit Polyphenol effectively helps to protect and support the liver functions. Contains β-Glucan (extract from black yeast) and Plant Lactobacillus (inactive bacteria) for the healthy immune system  . Heat Resistance Vitamin C to maintain the white of the koi skin . Probiotics which not only improve koi digestion but also keep the water quality as well.