Table 2.
Identified phenolic compounds, total phenolic, flavonoids, and weight yield of P. badius, P. grenadensis, and P. fastuosus extracts
| Compound | Retention time (mins) | Concentration (µg/g) | ||
|---|---|---|---|---|
| P. badius | P. grenadensis | P. fastuosus | ||
| Gallic acid | 1.04 | 134.15 | 28.4 | 47.95 |
| Chlorogenic acid | 3.14 | 264.15 | ND | 193.70 |
| Catechin | 3.43 | ND | 26.95 | 26.15 |
| Caffeic acid | 3.81 | 67.9 | ND | ND |
| Epicatechin | 4.03 | 71.05 | ND | 116.6 |
| 1,3-Dicaffeoylquinic acid | 4.54 | ND | 14.3 | 27.3 |
| p-Coumaric acid | 5.14 | ND | ND | 4.45 |
| Rutin | 5.28 | ND | 587.5 | ND |
| Ferulic acid | 5.47 | 82.45 | 464.75 | 75.85 |
| Extract weight yield (%) | 18.4a* | 17.5a | 18a | |
| Total phenols (mg GAE/g) | 209.76a | 111.4b | 96.96b | |
| Total flavonoids (mg QE/g) | 27.61a | 13.12b | 10.4b | |
*Different letters in the same row indicate significant differences among extracts (p < 0.05)