They do suck up the gunk pretty well on whiteheads, and do a decent job on some that haven't quite popped yet.

They stick the best out of all three and I think they suck the most gunk out as well

and I felt it kept on simply reinforcing the bump which won't disappear, and the gunk kept on reappearing vs getting fully sucked out

It sucks out the yellowish gunk from pimples thought not completely

Taking them off and seeing all the gunk is so satisfying

They stick the best out of all three and I think they suck the most gunk out as well

These patches do suck out the gunk

It really gets all the gunk out of a pimple and I love it

They do suck up the gunk pretty well on whiteheads, and do a decent job on some that haven't quite popped yet.