Table 1.
Phytochemical characterization and antioxidant activity of kiwifruit pomace and peels.
| Phytochemicals | Pomace | Peels |
|---|---|---|
| Hydrophilic profile | ||
| Total flavonoid content, mg CE/g DW | 1.97 ± 0.04 b | 5.34 ± 0.39 a |
| Total polyphenolic content, mg GAE/g DW | 3.79 ± 0.15 b | 9.71 ± 0.28 a |
| Antioxidant activity, µM Trolox/g DW | 9.68 ± 0.43 b | 51.09 ± 2.57 a |
| Hydrophobic profile | ||
| β-Carotene, mg/g DW | 1.19 ± 0.065 b | 4.23 ± 0.027 a |
| Lycopene, mg g DW | 0.55 ± 0.042 b | 1.06 ± 0.027 a |
| Total carotenoids, mg/g DW | 1.55 ± 0.093 b | 5.70 ± 0.033 a |
| Antioxidant activity, µM Trolox/g DW | 5.92 ± 0.13 b | 8.62 ± 0.09 a |
Means in the same row that do not share a letter (a,b) are significantly different based on Tukey’s method with 95% confidence.