Nestle Lactogen is a spray dried infant formula with Pro biotic for infants from birth when they are not breastfed. Nestle Lactogen 1 Infant Formula Powder contains Whey Protein. Protein is the primary structural and functional components of every living cell. Whey protein is a component of milk which are easy to digest. Nestle develops infant nutrition products backed by evolving science and research. Innovation has been at the heart of Nestle since its beginning.