Babies don't always finish their bottles and we all know the contents are liquid gold. What's safe? When considering food safety, feeding baby with infant formula can sometimes be a daunting task. We have to consider the formula’s temperature, amounts to feed, measurements and how long the formula will last. Everything will come together and you’ll quickly become a pro at preparing your baby’s bottles! Let’s go over the safety measures you should take for determining how long until your baby’s prepared formula will go bad.