my stepdaughter was still using Johnson and Johnson when she was 4, finally bought her some older kid stuff when I moved I with them :P

you can switch whenever just start with something unsented. by boy is almost 3 months and i couldnt usr johnson and Johnson so i use curel unsented

My kids are 4 & 2 & I still use Johnson and Johnson lol when I go to my mother in laws she's an all natural person we use dr. Bomber which has been good for them as well.!