IBS17 min read
Is snacking bad for digestion? What happens between meals
Constant snacking keeps switching the gut back to fed mode, so its between-meals cleaning wave rarely runs. See what grazing does to stomach acid, appetite and…
Gut Pathways
Articles
Articles on digestion, the microbiome and the molecules that connect them, written by a biochemist.
Histamine17 min read
How histamine intolerance and SIBO feed each other
How histamine intolerance and SIBO feed each other: histamine-making gut bacteria, low DAO, the gut symptoms they share, the root causes of SIBO and why a…
IBS8 min read
Can diabetes cause bowel problems? Causes and what helps
Diabetes can cause diarrhea, constipation and bloating through nerve damage, low pancreatic enzymes, bile acids and some medicines. See the causes and the tests.
IBS7 min read
Can Pseudomonas cause diarrhea? What the evidence shows
Pseudomonas aeruginosa can cause infectious diarrhea, often after broad antibiotics. See how it harms the gut lining, who is at risk and how a stool test…
IBS11 min read
How to match post-infectious IBS treatment to its cause
Post-infectious IBS can be treated by symptoms or by mechanism. See the first-line options, why symptoms persist and how a staged plan fits together.
IBS12 min read
Irritable bowel syndrome and anemia
How irritable bowel syndrome and anemia are connected: low iron during flares and restrictive diets, PPIs, tea and calcium, why anemia is a red flag in…
IBS10 min read
What does Proteus mirabilis in a stool test mean?
A high Proteus mirabilis result in a stool test means the bacterium has settled in the gut. See how it causes symptoms, where it comes from…
IBS11 min read
Why IBS can start after antibiotics and how long it lasts
Antibiotics raise the odds of IBS, and each drug class changes the gut in its own way. See the mechanisms, the symptoms and the usual recovery…
IBS15 min read
An underactive thyroid can open the door to SIBO
Hypothyroidism more than doubles the risk of SIBO in recent data. See how a slow thyroid slows the gut, what SIBO does to levothyroxine and which…
IBS7 min read
A high Pseudomonas count in stool can drive IBS
Pseudomonas aeruginosa is far more common in the gut of people with IBS. See how it causes symptoms and which diet and lifestyle steps help keep…