Betta Food 10g - Fish Guppy Egg Fairy Shrimp Aquatic Betta Food 10g x1. Preferred Daily Diet For Bettas. This nutritious supplement to flake and pelleted foods is the ideal reward for small to medium tropicals and marines, especially Bettas and Fancy Guppies Betta Food is made with premium ingredients, to give your Betta intense coloring, complete nutrients, renewed health and lasting energy.