A.D.P. Super G All Color Enhancer Fish Food 50g. by A.D.P. A very special high protein granular food added with high concentration of PSB and Spiruline, formulated to enhance every color on all kinds of fish, such as blue, green, black, platinum, yellow, and etc. PSB and Spirulina will give all kinds of fish their natural color. This special food will enhance full fish color within short time. Fish color improvement will be noticed within 7 days. This food is most suitable for small size fish such as neons, cardinals, tetras, rasboras, guppies, fighting fish, betta fish, cichlids, and all kinds of small fish.