If you've been dealing with bloating, irregular digestion, or that vague "something's off" feeling for months (or years), you've probably already tried the usual fixes — cutting out dairy, adding probiotics, maybe an elimination diet. Sometimes that's enough. Often, it isn't, because the actual driver of the symptom was never identified in the first place. In this blog, I would like to get real about when advanced functional testing may, or may not, be appropriate.