Complete food mix, just add water! Simple to mix in minutes for pliable feeding dough that can stick to the aquarium glass. Easily digestible whole Krill + Chlorella Seaweed & Spirulina - with no soybean. Great for virtually every aquatic animal, including finicky eaters & new stock.. NLS innovative line of easy prep feeding gels and doughs are great as training foods, diets for fish with sensitive palates or as grazing feeding stations. And because they’re powder mix, they require no refrigeration.