For a minimum period of 6 months for birds transitioning from a seed-based or other diet; For long-term maintenance in canaries, finches, budgies, and other small parrots; For a minimum period of 6 to 9 months for birds in the weaning phase; For birds with special needs, such as those molting, underweight or overweight, highly active, kept in a cold climate, recovering from illness, or suffering from renal or hepatic conditions.