| very | 9 | degree |
| over the past few years | 6 | temporal |
| for its ability | 6 | cause |
| keto diet → be → popular | 20 |
| keto diet → become → popular | 8 |
| keto diet → gain → popularity | 5 |
| keto diet → risen in → popularity | 3 |
| keto diet → gained → popularity | 3 |
| keto diet → become → more popular | 3 |
| negative | neutral | positive |
| 0.064 | 0.288 | 0.648 |
| Raw frequency | 42 |
| Normalized frequency | 0.625 |
| Modifier score | 0.500 |
| Perplexity | 103.028 |