Table 2.
Functional properties of Jerusalem artichoke tuber powder.
| Parameter | Freeze-dried powder | Oven-dried powder |
|---|---|---|
| Foaming capacity (%) | 24.00 ± 1.00a | 17.00 ± 1.02b |
| Alkaline water retention capacity (g/g) | 4. 78 ± 0.31c | 5.87 ± 0.09d |
| ABTS (mM (TE)/g dw) | 34.31 ± 0.03e | 29.56 ± 0.00f |
| CUPRAC (mM TE)/g dw) | 94.61 ± 0.01g | 68.42 ± 0.01h |
| Lightness (L∗) | 98.2 ± 0.001 | 89.41 ± 0.01j |
| Redness (a∗) | 0.22 ± 0.01k | 0.43 ± 0.03l |
| Yellowness (b∗) | 5.60 ± 0.00m | 7.51 ± 0.02n |
| Chroma (C∗) | 5.60 ± 0.01° | 7.51 ± 0.00p |
| Whiteness index (WI) | 5.80 ± 0.02q | 8.19 ± 0.00r |
Means within rows with different letters are significantly different (P ≤ 0.05).
dw: (Dry weight).