| MCI | Mild Cognitive Impairment |
| APOE ε4 | Apolipoprotein E ε4 Allele |
| APP | Amyloid Precursor Protein |
| PSEN1 | Presenilin 1 |
| PSEN2 | Presenilin 2 |
| RCTs | Randomised Controlled Trials |
| kMCTs | Ketogenic Medium-Chain Triglycerides |
| MCT | Medium-Chain Triglycerides |
| LDL | Low-Density Lipoprotein |
| AD | Alzheimer’s Disease |