Vitamin rich fruits, vegetables & nuts. 100% Complete nutrition. Hartz Nutrition Bonanza Parakeet Gourmet Diet id the ultimate parakeet diet. Using our extensive knowledge of bird care developed from years of research, we have created Hartz Nutrition Bonanza Parakeet Gourmet Diet. Hartz Nutrition Bonanza Parakeet Gourmet Diet is a nutritious blend of tasty, wholesome ingredients including quality grains, seeds, fruits and vegetables. Vitamin and mineral enriched pellets and seeds are also added to ensure a complete balanced diet. Reward your pet with this highly palatable gourmet diet of carefully selected ingredients.