Want to enhance the natural, dazzling color of your aquatic buddies without feeding them any artificial products? Make your fish luster with health with our color-intensifying foods. At Blackworms.com, we understand the importance of vivid fish colors, which is why we have created a special diet for your aquatic pride. Made with 100 percent natural products and packed with the goodness of carotenoids, minerals, vitamins and probiotics, this our formulas naturally intensify existing colors along with regulated growth for your fish. With no artificial colors or products, it is easy on your fish’s tummy as well as your aquarium’s water. Feed as much as your fish can consume two to three times a day.