Plant | Extract/Fraction | TPC (GAE mg/g extract ± SEM) | TFC (RE mg/g extract ± SEM) | Antioxidant activity | |
---|---|---|---|---|---|
(TE ± SEM) | |||||
TEAC | DPPH | ||||
B. africana | Aqueous | 260.1 ± 10.8 | 196.8 ± 7.3 | 1.2 ± 0.0 | 1.1 ± 0.0 |
Methanolic | 484.4 ± 13.7 | 334.3 ± 3.0 | 1.4 ± 0.0 | 1.5 ± 0.0 | |
Polyphenolic | 699.1 ± 25.3 | 460.0 ± 18.9 | 2.0 ± 0.1 | 2.2 ± 0.0 | |
S. cordatum | Aqueous | 183.9 ± 5.6 | 130.6 ± 9.5 | 0.8 ± 0.0 | 0.7 ± 0.0 |
Methanolic | 260.8 ± 9.2 | 192.2 ± 8.9 | 1.1 ± 0.0 | 1.1 ± 0.0 | |
Polyphenolic | 619.4 ± 11.3 | 334.0 ± 9.7 | 2.5 ± 0.1 | 3.0 ± 0.1 | |
Ascorbic acid | - | - | 2.8 ± 0.0 | 1.7 ± 0.0 |