My 2 month 13 days old baby pooping is once in 3-4 days. I feed formula 60 ml once in a day only along with breast feed. Two days before i have change formula from mms to nan pro 1 is it normal

A. Absolutely your child is gaining well and there is no problem in the transition of the milk that you have done then it’s not a problem because both the brands are very good to be given to the child so you can stick to any of your choice