Table 2.
Tocopherols (T) and tocotrienols (T3) in DDGS samples obtained from various fuel ethanol production plants across the United States compared with a sample of yellow dent corn, (mg/kg dry matter).
| Item | α-T | α-T3 | γ-T | γ-T3 | δ-T | Total-T |
|---|---|---|---|---|---|---|
| DDGS sample | ||||||
| 1 | 10.1 | 9.9 | 79.7 | 12.0 | 14.4 | 126.1 |
| 2 | 6.4 | 7.5 | 70.0 | 13.9 | 18.2 | 116.0 |
| 3 | 4.1 | 5.4 | 64.0 | 8.7 | 10.0 | 92.2 |
| 4 | 5.3 | 7.2 | 54.4 | 11.6 | 14.4 | 92.9 |
| 5 | 12.2 | 8.9 | 65.5 | 14.8 | 17.6 | 119.0 |
| 6 | 8.3 | 8.7 | 71.6 | 15.1 | 17.9 | 121.6 |
| 7 | 9.6 | 5.7 | 52.7 | 7.6 | 15.2 | 90.8 |
| 8 | 10.0 | 8.5 | 69.5 | 13.9 | 19.1 | 121.0 |
| 9 | 19.6 | 10.6 | 61.4 | 13.1 | 22.0 | 126.7 |
| 10 | 10.7 | 10.7 | 78.5 | 17.0 | 24.3 | 141.2 |
| 11 | 9.3 | 10.4 | 80.7 | 17.5 | 19.6 | 137.5 |
| 12 | 12.7 | 9.7 | 67.2 | 14.4 | 19.2 | 123.2 |
| 13 | 9.5 | 12.2 | 81.4 | 17.1 | 20.9 | 141.1 |
| 14 | 16.3 | 12.8 | 73.3 | 16.6 | 19.7 | 138.7 |
| 15 | 19.7 | 11.9 | 65.8 | 17.0 | 22.5 | 136.9 |
| 16 | 9.7 | 9.0 | 68.1 | 13.3 | 16.1 | 116.2 |
| Mean ± SD | 10.8 ± 4.5 | 9.3 ± 2.2 | 69.0 ± 8.6 | 14.0 ± 2.9 | 18.2 ± 3.6 | 121.3 ± 16.9 |
| Corn sample | 3.2 | 2.4 | 32.7 | 8.6 | 10.1 | 57.0 |
DDGS = distillers dried grains with solubles.