PetAg Goat's Milk Esbilac® is scientifically formulated with whole goats milk protein for puppies newborn to six weeks with sensitive digestive systems. When mom can’t nourish them, Goat’s Milk Esbilac can. Next best to mother’s milk, Goat’s Milk Esbilac® provides all the nutritional elements necessary for puppies needing supplemental feeding or adult dogs requiring a source of highly digestible nutrients. Goat's Milk Esbilac is also fortified with vitamins, minerals and essential amino acids to assure proper nutrient absorption for development and growth. The powder formula is especially beneficial for developing digestive systems, because it contains both prebiotics plus probiotics – a source of live, naturally occurring microorganisms. Make sure your puppy grows up healthy, vital and strong with Goat's Milk Esbilac from PetAg. • Available in 150 g, 12 oz. and 5 lb. sizes • Also available as a liquid formula in 11 oz. size • For weaning puppies, choose Esbilac® 2nd Step™ It provides easy transition from Esbilac milk replacer to solid foods