During the period of 3 weeks to 3 months, puppies require increased levels of protein and energy to ensure optimal growth. Drools puppy starter provides the extra nutrition. Scientifically developed in a convenient easily rehydrable form. Drools puppy starter provides 100 percent complete and balanced nutrition. This excellent formula can also be fed to dogs during pregnancy or while nursing. FOS and MOS a natural prebiotic is included to support your puppy’s strong defenses from within the digestive tract. Drools puppy starter is designed to promote a gradual transition from mothers’s milk to solid food.