| GLP-1 | Glucagon-like peptide-1 |
| EGCG | Epigallocatechin gallate |
| GI | Gastrointestinal tract |
| ECG | Epicatechin-3-gallate |
| EC | (-)-Epicatechin |
| ELISA | Enzyme-linked immunosorbent assay |
| TGA | Therapeutic Goods Administration |
| FBS | Fetal bovine serum |
| CCK-8 | Cell counting kit-8 |
| DMEM | Dulbecco’s modified Eagle’s medium |
| PBS | Phosphate buffered saline |
| OB | Oral bioavailability |
| DL | Drug likeness |
| Caco-2 | Intestinal epithelial permeability |
| TCMSP | Traditional Chinese Medicine Systems Pharmacology |
| SDF | Standard Database Format |
| PDB | Protein Data Bank |
| VMD | Visual Molecular Dynamics |
| 2D | Two-dimensional |
| 3D | Three-dimensional |
| DSV | Discovery Studio Visualizer |
| SD | Standard deviation |
| ANOVA | One-way analysis of variance |
| PDBID | Protein Data Bank identification code |