Does whey protien go bad or expire?

[johnspayd]

Hey whats up , i purchased a 3lb tub of isopures whey pritein a few years ago and misplaced it,(3 years) now i found it again and was wondering if it is still good, the seal was broken but from years ago but since then the cap has been on tight, what do you think, and in general does whey protien go bad? thanx alot

[bigtrex18]

most protein expires after about 3 years so its up to you to decide if you want to take it.

[davie2k0]

try it if you boot everywhere and shat bricks (or a river) , its gone bad.