Does it depend on the brand of formula?
Answer by piwife at 9:38 PM on Aug. 28, 2010
Answer by layh41407 at 7:41 PM on Aug. 28, 2010
It should be used right away if it is not refrigerated. If you need to carry formula for trips, Similac sells liquid single serving bottles that do not need to be refrigerated until opened. You just attach a nipple to the top or pour into a bottle. I always carried a few in case for my Son.
Answer by ILovemyPaulie at 8:19 PM on Aug. 28, 2010