Research Article

Physicochemical Properties and Biological Activities of Garden Cress (Lepidium sativum L.) Seed and Leaf Oil Extracts

Table 2

Antioxidant activities of garden cress seed and leaf oil extracts.

Oil extractDPPH (%)HPSA (%)AA (%)

Seed26.55 ± 0.21a32.35 ± 0.50b24.21 ± 3.04a
Leaf10.50 ± 0.71b38.100 ± 0.42a17.68 ± 0.25b

Note: means followed by the same letter within a column were not significantly different at the 0.05 probability level based on the LSD (least significance difference) test. Small letters: significance within column; DPPH: 2, 2- diphenyl-1-picrylhydrazyl; PSA: hydrogen peroxide scavenging activity; AA: ascorbic acid.