You, don't, Spaw...unless you're a sinful, jerk-off, wastrel dumbass who richly deserves suffering extended intestinal discomfort. No one I know ever gets "the shits" from eating cabbage. I certainly don't. I've hardly ever heard of anyone who does. But if you do, well, now you know why... ;-) Now prunes, on the other hand, almost anyone gets the shits from eating prunes.

John, you couldn't possibly have insight into how much I really don't know. Your nervous system is not large enough to hold that volume of not known (by me) information.