| Food Item | Rating | GI |
| Pearl barley | Low | 25 |
| Rye | Low | 34 |
| Wheat kernels | Low | 41 |
| Rice, instant | Low | 46 |
| Rice, parboiled | Low | 48 |
| Barley, cracked | Low | 50 |
| Rice, brown | Medium | 55 |
| Rice, wild | Medium | 57 |
| Rice, white | Medium | 58 |
| Barley, flakes | Medium | 66 |
| Taco Shell | Medium | 68 |
| Millet | High | 71 |