I looked into this a short while ago and came to the conclusion that fruit is probably ok. It's root vegetables that are the worst and then leaf and stem, then

I looked into this a short while ago and came to the conclusion that fruit is probably ok. It's root vegetables that are the worst and then leaf and stem, then fruit doesn't seem to pick much up even from fairly highly contaminated soil. I now can't find all the papers though, so YMMV.