Table 3.
Experimental and predicted values for all variable studied for the encapsulated powder of rambutan peel extract obtained from the 23 factorial design.
| Response Variable | Predicted Values | Experimental Values |
|---|---|---|
| PC Retention (%) | 95.40 | 97.72 ± 2.47 |
| PC Encapsulation (%) | 93.40 | 96.56 ± 2.47 |
| AC Retention (ABTS) (%) | 100.86 | 98.50 ± 2.79 |
| AC Retention (DPPH) (%) | 95.15 | 102.31 ± 0.59 |
| HT Retention (%) | 90.81 | 90.70 ± 2.53 |
| HT Encapsulation (%) | 85.91 | 86.10 ± 2.47 |
| Water Activity (aw) | 0.33 | 0.25 ± 0.01 |
| Moisture (%) | 3.59 | 3.95 ± 0.10 |
| Hausner ratio | 1.35 | 1.42 ± 0.00 |
Experimental values are expressed as the mean ± standard deviation of the analysis in duplicate drying runs. PC: phenolics compounds, HT: hydrolyzable tannins, AC: antioxidant capacity.