| to good health | 24 | purpose |
| for immune function | 14 | purpose |
| in the synthesis of glutathione | 14 | other |
| selenium → be → essential | 121 |
| selenium → be → important | 49 |
| selenium → be → crucial | 24 |
| selenium → be → vital | 23 |
| selenium → be → critical | 22 |
| selenium → be → key | 8 |
| selenium → be → indispensable | 6 |
| negative | neutral | positive |
| 0.086 | 0.503 | 0.411 |
| Raw frequency | 253 |
| Normalized frequency | 1.000 |
| Modifier score | 0.500 |
| Perplexity | 160.526 |