Change of formula milk for 1 wk old newborn
Hi, how do we transition from 1 brand to a different formula milk brand for newborn? What’s the right way so that newborn won’t experience bad side effects such as diarrhoea, allergies etc.. pls help 😔 ftm without BM here! Also, what brand would be suitable? :( he is consuming similac total comfort, is it ok to change to s26’s?