Lafeber Avi-Era Bird Vitamins for All BirdsLafeber Avi Era Bird Vitamins provide all 13 essential vitamins in a concentrated, powdered formula that mixes easily with your birds food or water. This effective supplement provides all types of birds with the boost they need to fight sickness and the effects of stress. Contains all 13 essential vitamins Concentrated powder for use in water or food Helps birds fight sickness and stress Avi Era Bird Vitamins are ideal for all pet birds, including