Dose protien supplemants exp?

[mark077]

Hi Ya all
i got me few box's of ON 100% whey protien last year and i still got 2 more to use it got no exp date on the packs...dose this mean i still can use them or would it be waste cuz it lost its quality, my roommate always buy whats on sale at the navy ship store and told me supplemants never exp

thanks guys
mark

[kloter1]

theyre good a long time after they expire