| ALT | Alanine aminotransferase |
| FMT | Faecal microbiota transplant |
| FODMAP | Fermentable oligo-, di-, monosaccharides and polyols |
| IBS | Irritable bowel syndrome |
| PPGR | Postprandial glycaemic response |
| RCT | Randomised clinical trial |
| RNA | Ribonucleic acid |
| SCFA | Short-chain fatty acid |