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ACE-inhibitory activity of anthocyanins and phenolic acids
| Sample | IC50 (μM) |
|---|---|
| Gallic acid | 332.4 ± 40.1 |
| Caffeic acid | 157.3 ± 16.1 |
| Coumaric acid | 504.2 ± 31.5 |
| Malvidin-3-O-glucoside | 83.9 ± 5.1 |
| Delphinidin-3-O-glucoside | 65.4 ± 4.0 |
| Cyanidin-3-O-glucoside | 70.8 ± 2.0 |
| Pelargonidin-3-O-glucoside | 77.7 ± 2.3 |
| Peonidin-3-O-glucoside | 104.6 ± 5.8 |
IC50: concentration of compound needed to inhibit the original ACE activity by 50%
