Food affects GLP-1 in two main ways: directly through nutrient sensing in the small intestine and indirectly by feeding gut bacteria in the colon so they produce short-chain fatty acids (SCFAs) that stimulate GLP-1 release
Sensitivity and specificity of an abbreviated (13)C-mixed triglyceride breath test for measurement of pancreatic exocrine function
When combined with tirzepatide, which improves insulin sensitivity, the net effect is likely neutral or positive, but this has not been formally studied
For brain fog and cognitive symptoms Brain fog on GLP-1 medications is often linked to a combination of dehydration, low sodium, and low magnesium
While both medications share similar side effect profiles, individual responses vary, and some people tolerate one better than the other
After reviewing literature and conducting a two-round Delphi survey with 42 experts, a consensus emerged that emphasizes prioritizing clinical symptoms in diagnosis, with serum B12 as a screening marker supported by methylmalonic acid or homocysteine levels for additional confirmation