Tag: Leftover formula

Health guidelines from the Centers for Disease Control and Prevention recommend discarding leftover formula after one hour from the start of a feeding. So, can you put a half-eaten bottle of formula in the fridge? The definitive answer is no, and for a very important safety reason.

According to the Centers for Disease Control and Prevention (CDC), any infant formula left in a bottle after a feeding should be thrown out within one hour. The seemingly wasteful act of discarding it is a vital safety measure rooted in microbiology, explaining exactly why you can't refrigerate leftover formula and offer it to your baby again later.