The IC50 value of DPPH free radical scavenging capacity were 32.3 ± 2.3 g dry matter / ml for green group (X), followed by VC (IC50 = 172.4 ± 2.5 g dry matter / ml), CV (IC50 = 239.6 ± 2.1 g dry matter / ml) and CM (IC50 = 407.1 ± 2.1 g dry matter/ml).