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Antioxidant activity in grape pomace (GP) extracts. Data are expressed as mean ± standard deviation (n = 3). Means followed by the same letter within a column indicate no significant (p > 0.05) difference among samples. Trolox-equivalent antioxidant capacity (TEAC) values: µmol TE/g dry extract).
| ABTS (µmol TE/g Dry Extract) |
FRAP (µmol TE/g Dry Extract) |
|
|---|---|---|
| L1 | 420 ± 10 b | 220 ± 20 b |
| L2 | 400 ± 20 b | 170 ± 20 b |
| L3 | 840 ± 20 a | 530 ± 60 a |
| L4 | 300 ± 50 b | 110 ± 10 b |
