Table 4 Correlations between the IC ₅₀ values of antioxidant activities, phenolics and flavonoids content of Launaea procumben s

Phenolics

Flavonoids

DPPH

0.9762^b

0.8843^b

Hydrogen peroxide scavenging assay

0.8101^b

0.7657^a

Super oxide radical scavenging

0.6987^a

0.6765^b

Phosphomolybdenum assay

0.7237^a

0.7567^a

β-carotene bleaching Inhibition

0.2003

0.2060

ABTS radical Inhibition assay

0.8821^b

0.7797^a

Nitric oxide scavenging activity

0.3212

0.2134

Chelating activity on Fe²+

0.3435

0.5564

Hydroxyl radical scavenging activity

0.3454

0.2364

Lipid peroxidation activity

0.4976

0.4123