| Components (mg/g dw) | Jizi 01 | Xinong 431 | Beijing 553 | Shangshu 19 |
| Anthocyanins content | 6.23 a | 2.56 b | 1.32 c | UD |
| Total phenolic content | 54.3 a | 25.7 b | 17.8 c | 9.6 d |
| Antioxidant capacity | 81.2 a | 50.4 b | 43.3 c | 55.2 b |