Well on a serious note folks say to offer the person a mind (my coworker refused this once from someone who actually handed out mints to the entire session persons). One tutor once said if you identify this with some one, you can even lie and say you had a similiar experience and what you did to cure it.....NOT ME am not lying. I like to be on the safe side and use THERABREATH....it is the safe way to be sure. Or as they say :if u smell me tell me