This products qualifies for a Cash and Collect special. Please call us for more information. ALZU pig feeds are formulated on sound scientific principles including nutrient designs for the correct protein/amino acid and energy balance. The feeds are manufactured for the optimum production and growth during the various stages of the pig's life. It is not recommended to add any additional feeds as it will cause an unbalanced diet. A vitamin and mineral premix pack is added as a standard to all Alzu's pig feeds.