| 5HT | Serotonin |
| Ach | Acetylcholine |
| AD | Alzheimer’s disease |
| AI | Adequate intake |
| ALP | Alkaline phosphatase |
| CoA | Coenzyme A |
| DFE | Dietary Folate Equivalents |
| FAD | Flavin adenine dinucleotide |
| FMN | Flavin mononucleotide |
| Hcy | Homocysteine |
| HG | Hyperemesis gravidarum |
| HLCS | holocarboxylase synthetase (HLCS) |
| KS | Korsakoff syndrome |
| LBW | Low birth weight |
| Mg | Magnesium |
| NAD | Nicotinamide adenine dinucleotide |
| NADP | Nicotinamide adenine dinucleotide phosphate |
| NAMPT | Nicotinamide phosphoribosyltransferase |
| NE | Niacin equivalents |
| NTG | normal-tension glaucoma |
| OCAs | Oral contraceptive agents |
| PDH | Pyruvate dehydrogenase |
| PL | Pyridoxal |
| PM | Pyridoxamine |
| PMS | Premenstrual syndrome |
| PN | Pyridoxine |
| PNG | Pyridoxine-59-b-D-glucoside |
| RBC | Red blood cell |
| RDA | Recommended dietary allowance |
| RDI | Recommended dietary intake |
| SIDS | Sudden infant death syndrome |
| TDP | Thiamine diphosphate |
| TPP | Thiamine pyrophosphate |
| WE | Wernicke’s encephalopathy |
| α-KGDH | α-ketoglutarate dehydrogenase |