Esbilac® 2nd Step™ Puppy Weaning Food makes weaning puppies easier. Transition from Esbilac® or from mother's milk and continue through eight weeks of age for a seamless transition. Puppies then can be moved to commercial puppy or dog food at 7-8 weeks of age. Esbilac® 2nd Step™ Puppy Weaning Food is nutritionally complete for growth.