| Clue | Source | Date |
|---|---|---|
| *It may be free of additives | Universal | 21 Feb 2022 |
| Purportedly additive-free fare, or what the indicated letters are for the starred answers? | Universal | 18 Oct 2020 |
| Additive-free fare | USA Today | 24 Mar 2016 |
| It has no additives | ||
| Chemical-free fare |