maaaring sa formula milk. its either nag aadjust pa or sensitive sa formula. observe nio po. you may also read this: https://www.babycentre.co.uk/x1049081/is-it-normal-for-my-baby-to-poo-after-every-feed#:~:text=If%20your%20baby%20is%20bottle,especially%20in%20the%20early%20weeks.