| ANOSIM | Analysis of similarities |
| ANOVA | Analysis of variance |
| AUC | Area under the curve |
| Cmax | Maximum concentration |
| F/B | Firmicutes-to-Bacteroidetes ratio |
| FMT | Fecal microbiota transplantation |
| GAS | Gastrodin |
| HBA | Gastrodigenin (4-(Hydroxymethyl)phenol) |
| HPLC | High-performance liquid chromatography |
| MRT | Mean residence time |
| OTU | Operational taxonomic unit |
| PCoA | Principal coordinates analysis |
| SHR | Spontaneously hypertensive rat |
| TM | Gastrodia elata |
| TMGT | Tianma Gouteng decoction |
| 16S rRNA | 16S ribosomal ribonucleic acid |