To manage IBS-C, enjoy low-FODMAP foods with soluble fiber while avoiding ultra-processed, high-FODMAP, and insoluble fiber foods. Some higher FODMAP foods, which act as natural laxatives because of ... MSN: The Guide to Low FODMAP Protein Powders: What to Buy and What to Avoid The Guide to Low FODMAP Protein Powders: What to Buy and What to Avoid