The difference is NAN is BIFIDOGENIC,it means it promote growth ofwel gut flora which helps in immunity development.so its costlier than lactogen. give the formula that suits ur baby! क्या प्रसव के बाद सिर को ढककर रखना जरूरी है? Also there kan zijn absolutely no v late for starting formula! https://www.lacasadequimicos.com/categoría-producto/comprar-cocaina-online