Attributes | Addition of Kaempferia parviflora (%) | A five-point hedonic scale |
0 (Control) | 1 | 2 | 3 | 4 | 5 | 1, extremely poor; 2, poor; 3, fair; 4, good; 5, excellent |
Color | 5 | 5 | 3.5 | 2 | 1.5 | 1 | The higher the intensity of the purple color, the lower the score |
Flavor | 5 | 5 | 3 | 2.5 | 2 | 1 | The lower the intensity of yoghurt’s aroma, the lower the score |
Taste | 5 | 4.5 | 2.5 | 2 | 1 | 1 | The higher the intensity of the bitterness, the lower the score |
Overall acceptability | 5a | 4.8a | 3b | 2.2c | 1.5d | 1e | The higher the total score, the higher overall acceptability |