Nutrition Aug 9, 2026
Does Too Much Protein Cause Constipation?
High-protein diets often cause hard, difficult stool by displacing fibre and pulling water from the colon. The mechanism, the data, and how to fix it.
Nutrition Articles
How diet, fermented foods, fiber, and spices shape your gut. Nutrition-focused digestive health articles from PoopCheck.
Nutrition May 25, 2026
Postbiotics Explained: What They Are and What the Evidence Shows
Postbiotics are beneficial compounds from inactivated microbes — no live bacteria needed. Here's the ISAPP definition and what the evidence shows.
Nutrition May 24, 2026
Apple Cider Vinegar for Gut Health: What the Research Actually Shows
Does apple cider vinegar help gut health? The clinical evidence on gastric emptying, the microbiome, the probiotic claim, and the real side effects.
Nutrition May 17, 2026
Does Bovine Colostrum Help Gut Health? What the Evidence Says
Bovine colostrum for gut health: what clinical trials actually show, who benefits, dosing, allergies, and where the hype outruns the science.
Nutrition May 16, 2026
Magnesium for Constipation: Which Form Actually Works
Magnesium oxide, citrate, hydroxide, glycinate: which works for constipation, the evidence-based doses, and when to avoid them.
Nutrition May 5, 2026
Fermented Foods vs Probiotics: Which Is Better for Your Gut?
Fermented foods raise microbiome diversity and lower inflammation; probiotic supplements work for specific strains and conditions. Here's how to choose.
Nutrition Apr 26, 2026
Fibermaxxing Explained: Is the High-Fiber TikTok Trend Safe?
Fibermaxxing is the TikTok habit of pushing fiber to 30g+ a day. Here's what the science actually shows, the real benefits, and who should skip it.
Nutrition Apr 21, 2026
Probiotics vs Prebiotics: What's the Difference and Which Do You Need?
Probiotics are live microbes; prebiotics are the fibers that feed them. Here's how each works, food sources, and when a supplement is actually worth it.
Nutrition Apr 20, 2026
Fiber and Stool Consistency: How Each Type Shapes Your Poop
How soluble vs insoluble fiber shapes stool consistency, daily intake targets, best food sources, and why ramping up fiber too fast causes gas.
Nutrition Mar 14, 2026
Long-Term Capsaicin Effects on Gut Health and Inflammation
Does eating spicy food every day help or hurt your gut? Explore how long-term capsaicin intake shapes your microbiome, gut barrier, and inflammation.
Nutrition Mar 9, 2026
Top Fermented Drinks to Naturally Boost Gut Health
Kefir, kombucha, beet kvass — discover the best fermented drinks for gut health, how they work, and practical tips for adding them to your routine.