Table 1.
Levels of Nutrients and Potential Chemopreventive Agents in Freeze-Dried STRWs, BRBs, and BBsa
| Components | STRWs | BRBs | BBs | |
|---|---|---|---|---|
| Vitamins | Vitamin A | 267 IU | 915 IU | 1,770 IU |
| Vitamin C | 371 | 4.4 | 85 | |
| Vitamin E | 4.95 | 15.2 | 13.6 | |
| Folic acid | 0.59 | 0.08 | 0.34 | |
| Carotenoids | α-Carotene | <0.02 | <0.02 | <0.02 |
| β-Carotene | 0.16 | <0.02 | 1.06 | |
| Zeaxanthin | <0.02 | <0.02 | 0.05 | |
| Lutein | 0.11 | <0.02 | 0.59 | |
| Minerals | Calcium | 72 | 245 | 186 |
| Magnesium | 92 | 169 | 163 | |
| Potassium | 1,110 | 1200 | 1,170 | |
| Zinc | 0.6 | 3 | 1.1 | |
| Selenium | <0.01 | <5 | <0.05 | |
| Phenols | Ellagic acid | 67 | 175 | 165 |
| Ferulic acid | 9 | 17–32 | — | |
| p-Coumaric acid | 32 | 8 | — | |
| Anthocyanins | 527–2,705 | 1,715 | ||
| Phytosterols | β-Sitosterol | 41 | 89 | 34 |
| Campesterol | <3 | 4 | 9.5 | |
| Stigmasterol | <3 | <3 | 8.2 |
a
Abbreviations are as follows: STRWs, strawberries; BRBs, black raspberries; BBs, blackberries. IU, international units.