| Clue | Source | Date |
|---|---|---|
| Vitamin C or E, for example | USA Today | 04 Jun 2023 |
| *Beneficial substance in berries | LA Times Daily | 05 Apr 2017 |
| *Beneficial substance in berries | The Washington Post | 05 Apr 2017 |
| *Beneficial substance in berries | ||
| Beneficial substance in foods | The Times Concise | 06 Jun 2016 |
| Beta carotene, for one | ||
| Beneficial substance in fruits, vegetables and tea | ||
| Vitamin C, e.g. |