ProBird Hand Rearing Mix has been developed with leading breeders to provide a suitable food for all bird breeds aged from hatchling to juvenile. With up to 50% more weight gain than other leading brands there is no need for any extra dietary supplements during the rearing period. ProBird Hand Rearing mix is made with all natural ingredients that won't cause sour crop and does not contain wheat germ that can cause thrush in the birds digestive tract. Australian Made and Owned.