Try to freeze immediately if possible as freshly expressed milk is best before 3 days.. But milk in the fridge if kept at the coldest part away from the door can last up to 8 days.
https://sg.theasianparent.com/how-to-warm-breast-milk-from-fridge/?utm_source=question&utm_medium=recommended
For me I'll just use for baby bath instead.
for me I'll either throw or use it to bathe bby
yes but best is immediately
New Mama