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The top 5 vitamin and cancer types in vitamins and cancer research.
| Rank | Vitamin | Frequency | Rank | Cancer | Frequency |
|---|---|---|---|---|---|
| 1 | Vitamin D | 771 | 1 | Breast cancer | 630 |
| 2 | Vitamin C | 163 | 2 | Prostate cancer | 435 |
| 3 | Vitamin D3 | 132 | 3 | Colorectal cancer | 385 |
| 4 | Vitamin E | 125 | 4 | Colon cancer | 188 |
| 5 | Vitamin A | 53 | 5 | Lung cancer | 68 |
