| to make hemoglobin | 20 | purpose |
| to produce red blood cells | 12 | purpose |
| to make a protein | 12 | purpose |
| body → need → iron | 107 |
| body → require → iron | 17 |
| body → need as → iron | 5 |
| negative | neutral | positive |
| 0.150 | 0.700 | 0.150 |
| Raw frequency | 129 |
| Normalized frequency | 0.533 |
| Modifier score | 0.500 |
| Perplexity | 56.951 |