| NO | List of participants | Control group 1 (stem) | Control group 2 (leaves) | Treatment 1 group (stem) | Treatment 1 group (leanes) | Treatment 2 group (stem) | Treatment 2 groups (stem) |
| 1 | Yuan | bland | tasteless | peculiar smell | delicious | not tasty | bitter taste |
| 2 | Liu | bland | tasteless | peculiar smell | delicious | not tasty | bitter taste |
| 3 | Han | bland | tasteless | peculiar smell | delicious | not tasty | bitter taste |
| 4 | Zhu | bland | tasteless | peculiar smell | delicious | not tasty | bitter taste |
| 5 | Li | bland | tasteless | peculiar smell | delicious | not tasty | bitter taste |
| 6 | Dong | bland | tasteless | peculiar smell | delicious | not tasty | bitter taste |
| 7 | Qu | bland | tasteless | peculiar smell | delicious | not tasty | bitter taste |