PrettyBird has several "Hand Formulas" carefully studied to meet the food needs of the various species and ages of Parrots and other birds. Choose the most appropriate or the formula that meets the feeding patterns of your own choice. All the " PrettyBird Formulas" contain live Lactobacillus Acidophillus specific to birds, and digestive enzymes that aid digestion and is further enhanced with vitamins and minerals.