| Purpose | Patients | Evaluations | Perceived Effectiveness |
|---|---|---|---|
| Vitamin D deficiency | 1,042 | 209 | |
| Multiple sclerosis | 334 | 116 | |
| General health | 231 | 68 | |
| Fibromyalgia | 48 | 15 | |
| Fatigue | 44 | 19 |
Common side effects
| Side effect | Patients | Percentage |
|---|---|---|
| Diarrhea | 2 | |
| Dizziness | 2 | |
| Fatigue | 2 | |
| Itchy skin | 2 | |
| Nausea | 2 | |
| Abdominal bloating | 1 |
Side effect severity
| Severity | Evaluations | Percentage |
|---|---|---|
| Severe | 10 | |
| Moderate | 8 | |
| Mild | 9 | |
| None | 557 |