| Clue | Source | Date |
|---|---|---|
| Vitamin that contributes to hair and nail growth | New York Times | 25 Dec 2023 |
| A B vitamin | Universal | 30 Oct 2016 |
| One of the B-complex vitamins | ||
| B-complex vitamin | ||
| Vitamin H | ||
| Vitamin H | ||
| Vitamin H | ||
| Vitamin H | ||
| Growth vitamin found in yeast | ||
| A B vitamin | ||
| B vitamin | ||
| Vitamin H | ||
| Vitamin in yeast and liver | ||
| B-complex vitamin |