Vitakraft Optimum Parrot Food, Since this food has been carefully formulated, the contents of this food fully correspond to your bird’s essential vitamin needs. This prevents deficiency symptoms and enhances the well-being of your bird. In this food you will find beta-glucan, which strengthens your bird’s resistance and activates the immune system. The addition of the Bio-iodine complex ensures adequate intake of iodine, minerals and other trace elements to support the metabolism. Contributes to the optimal ratio of calcium and phosphorous to healthy bone structure.