| Vitamins | | | | | | | |
| 25-hydroxy Vitamin D3 | LC/MS/MS | 25(OH)D + Vit A | + | + | 19356-17-3 | 5283731 |
| 3-epi-25-hydroxy Vitamin D3 | LC/MS/MS | 25(OH)D + Vit A | + | + | 73809-05-9 | 1593 |
| 25-hydroxy Vitamin D2 | LC/MS/MS | 25(OH)D + Vit A | semi | + | 21343-40-8 | 5710148 |
| Vitamin D3 | LC/MS/MS | Vit D | + | + | 67-97-0 | 5280795 |
| Folic Acid | LC/MS/MS | Folates | + | No | 59-30-3 | 6037 |
| 5-Methyltetrahydrofolate | LC/MS/MS | Folates | + | No | 26560-38-3 | 21155914 |
| 5-Formyltetrahydrofolate | LC/MS/MS | Folates | + | No | 1492-18-8 | 6099896 |
| Vitamin A (trans-retinol) | LC/MS/MS | 25(OH)D + Vit A | + | + | 11103-57-4 | 445354 |
| Retinoic Acid | LC/MS/MS | | + | + | 302-79-4 | 444795 |
| Riboflavin | HPLC | Riboflavin | + | + | 83-88-5 | 493570 |
| FAD | HPLC | Riboflavin | + | + | 146-14-5 | 643975 |
| FMN | HPLC | Riboflavin | + | + | 130-40-5 | 643976 |
| Vitamin E ( a -tocopherol) | HPLC | | + | + | 10191-41-0 | 14985 |
