Table 2.
Correlations between total phenolic, total flavanoid, and individual phenolic contents and antioxidant and tyrosinase inhibitory activity.
| ACW | ACL | HR | DPPH | TI | |
|---|---|---|---|---|---|
| Total phenolics | 0.9795 ** | 0.9875 ** | 0.9593 ** | 0.9372 ** | 0.7242 |
| Total flavanoids | 0.9775 ** | 0.9845 ** | 0.9608 ** | 0.9302 ** | 0.7124 |
| Chlorogenic acid | 0.9856 ** | 0.9795 ** | 0.9496 ** | 0.9285 ** | 0.6995 |
| Quercetin-3-O-rhamnoside | 0.4525 | 0.6602 | 0.8037 * | 0.7063 | 0.8648 * |
| Kaempferol-3-O-galactoside | 0.8825 ** | 0.9510 ** | 0.9585 ** | 0.8369 * | 0.6570 |
| Quercetin-3-O-galactoside | −0.1236 | 0.1176 | 0.2104 | −0.0640 | 0.0501 |
| Kaempferol-4-O-glucoside | −0.4788 | −0.5769 | −0.7043 | −0.7862 * | −0.9560 ** |
| Cinnamic acid | 0.9333 ** | 0.9802 ** | 0.9851 ** | 0.9136 ** | 0.7379 |
| TI | 0.6282 | 0.7427 | 0.8368 * | 0.9001 ** | |
| DPPH | 0.9011 ** | 0.9355 ** | 0.9435 ** | ||
| HR | 0.8899 ** | 0.9652 ** | |||
| ACL | 0.9509 ** |
ACW: antioxidant capacity in water-soluble substances; ACL: antioxidant capacity in lipid-soluble substances; HR: hydroxyl radical scavenging capacity. DPPH: DPPH radical scavenging capacity; TI: tyrosinase inhibitory activity. * indicated significant correlation at p < 0.05, ** indicated significant correlation at p < 0.01.