hehe i was going to say that. I cried for days when I was little because I swallowed a watermelon seed. I thought it was going to grow and make my stomach explode like the early Nightmare on Elm Street movies. uh..but to answer your question...I dunno. They're probably too fibrous for your system to digest so..well...if humans did their business out in the open, you could grow an appletree.