i was going to say the same things as Ex. As long as you go to a reputable place that buys from a reputable source, uses UV lighting to check their goods for parisites, etc. then you are all set. If you are going to a back alley market, maybe not so much.
27 Year old married female law student (last year!!). Diagnosed w/ CD 4 years ago, IBS for over 10 years before that, which was probably the CD. I am sort of lactose intollerant too but can handle anything cultured and do well w/ lactose pills and lactaid. For crohns I am currently on Pentasa 4 pills/4x day and hysociamine prn. I also have bad acid reflux and have been on PPI's since age 13. I have been through prilosec, prevacid, and nexium. Currently I am on Protonix in the morning and Zantac at night. I take xanax prn for situational anxiety (aka no easy bathroom access).