Table 1.
Total phenolic content and antioxidant activity (AA) of Amaranthus cruentus sp. extracts in different solvents and after freeze-drying.
| Solvent | TPC (mg GAE/g) | AA (mg ACE/g) |
|---|---|---|
| Methanol (50%) 1 | 3.9 ± 0.12 a | 0.24 ± 0.01 a |
| Ethanol (80%) 1 | 3.5 ± 0.09 a | 0.21 ± 0.01 b |
| Water | 2.4 ± 0.07 b | 0.12 ± 0.02 b |
| Freeze-dried ethanol extract | 16.78 ± 2.61 c | 7.54 ± 0.29 c |
Abbreviations: GAE gallic acid equivalent; ACE ascorbic acid equivalent; TPC total phenolic content. 1 Expressed as a solvent fraction in water. a–c Different letters in the same column indicate statistical differences between samples (p < 0.05).