Composition of the three MNP formulations used in the study
| Components | Amount per sachet |
| All groups | |
| Vitamin A | 400 µg |
| Vitamin D | 5 µg |
| Tocopherolequivalents | 5 mg |
| Thiamine | 0.5 mg |
| Riboflavin | 0.5 mg |
| Vitamin B6 | 0.5 mg |
| Folic acid | 90 µg |
| Niacin | 6 mg |
| Vitamin B12 | 0.9 µg |
| Vitamin C | 30 mg |
| Copper | 0.56 mg |
| Iodine | 90 µg |
| Selenium | 17 µg |
| Zinc | 4.1 mg |
| Phytase | 190 FTU |
| Control group | |
| Maltodextrin | Add to 11 g |
| Fe group | |
| Iron (as ferrous fumarate) | 2.5 mg |
| Iron (as NaFeEDTA) | 2.5 mg |
| Maltodextrin | Add to 11 g |
| FeGOS group | |
| Iron (as ferrous fumarate) | 2.5 mg |
| Iron (as NaFeEDTA) | 2.5 mg |
| Galacto-oligosaccharides (GOS) | 7.5 g, as 10.5 g GOS −75 |
FTU, phytase unit; MNP, micronutrient powder; NaFeEDTA, sodium iron ethylenediaminetetraacetate.