| Samples (color) | Yield (%) | Color | Polyphenol (%) |
| Chry. (yellow) | 4.6 | yellow | 13.4 ± 0.7ad |
| Rosa (red) | 4.6 | red | 10.8 ± 0.6bf |
| Dend. (purple) | 3.2 | purple | 15.5 ± 0.5af |
| Fluna (white) | 3.0 | slightly yellow | 18.6 ± 0.5c |
| Pansy (orange) | 4.8 | yellow | 14.4 ± 0.4ad |
| Prim. (blue) | 3.8 | blue | 12.7 ± 0.2bd |