TetraPro Colour is a premium daily food with the added benefit of extra colour enhancement. Concentrated Colour Crisps contain additional carotenoids to promote stunning natural colouration. Produced using Tetra’s patented Crisp Technology, for less waste and clearer, cleaner water. Improved digestibility delivers better nutrition compared to flakes. Low heat process preserves more essential nutrients compared to flakes. Nitrogen and phosphorus production is reduced, helping to control algae. Solid waste production is reduced, making the aquarium easier to maintain.