Blocking of the Gut Hormone Receptor for Glucagon-like Peptide 2 (GLP-2) by the GLP-2 Receptor Antagonist GLP-2(3-33)

Inclusion Criteria: * Age 18-70 years * BMI 19-28 kg/m2 Exclusion Criteria: * Chronic illness that affects the cardiovascular system or gastrointestinal tract * Treatment with medicine or supplements that cannot be paused for 12 hours * Intake of above 14 alcoholic drinks per week or substance abuse * Liver enzymes (ALAT) above 2 times normal values * Decreased kidney function (eGFR below 90 or creatinine levels over reference value) * Low blood percentage (hemoglobin below reference value) * Any condition or disease that the persons responsible for the study find would interfere with the participation of the study.