1. I try to keep for at most 2 hours. And no, don’t put it back in the fridge. A lot of bacterial growth will take place 2. I try to keep for 1 hour Before letting baby drink, I also do a smell test to make sure the milk’s not sour
Untouch express BM 3hrs at room temperature Warm/touch BM max 1hr then discard, I do not keep for next feed