I haven't had bad experiences but that doesn't mean that you won't. Everything comes with a risk even if it only affects 1% so if it gives you problems than I would suggest discontinuing it. You always have to weigh out the goods and evils of anything and hives are no fun.
Co-Moderator ~ IBS Forum
"If you don't like something change it; if you can't change it, change the way you think about it" - Mary Engelbreit