Probiotics sound like the perfect fix for IBS… right? They balance gut bacteria, reduce inflammation, and even help with mood. So why do they only work for some people? Because IBS isn’t just about bacteria. It’s a mix of gut sensitivity, nerve issues, stress, diet, immune shifts — and yes, sometimes the microbiome. That’s why the research on probiotics is mixed. But for the right person, they can help — especially if you: ✅ Got sick after food poisoning or antibiotics ✅ Feel bloated, gassy, or