To calm an IBS (Irritable Bowel Syndrome) flare-up in 2026, the most effective "fast relief" involves a combination of heat therapy (using a heating pad on the abdomen) and peppermint oil capsules, which studies show can significantly relax the intestinal muscles. For immediate bloating relief, gentle movement like a 15-minute walk or "yoga for digestion" can help move trapped gas. Long-term, many 2026 specialists recommend the Low-FODMAP diet, which involves temporarily eliminating high-fermentation sugars found in onions, garlic, and wheat to identify personal triggers. Managing stress through gut-directed hypnotherapy (available via apps like Nerva) has also become a "gold standard" treatment. If your symptoms involve severe diarrhea or constipation, over-the-counter options like Imodium or Psyllium husk can help, but you should always consult a doctor to rule out more serious conditions before starting a new supplement regimen.