| 1:25(OH)2D | 1,25-dihydroxyvitamin D |
| 25(OH)D | 25-hydroxy vitamin D |
| BMI | Body mass index |
| CRP | C-reactive protein |
| CVD | Cardiovascular disease |
| D3 | Cholecalciferol |
| PRISMA | Preferred Reporting Items for Systematic Reviews and Meta-Analyses |
| PCR | Polymerase chain reaction |
| PTH | Parathyroid hormone |
| RAS | Renin–angiotensin system |
| RCTs | Randomized controlled clinical trials |
| ROS | Reactive oxygen species |
| SR | Systematic Review |
| T1D | Type 1 diabetes mellitus |
| T2D | Type 2 diabetes mellitus |
| UVB | Ultraviolet B |
| VDR/CTR | Vitamin D (Calcitriol) receptor |
| VDBP | Vitamin D binding protein |
| VDR | Vitamin D receptor |