Table 6

Total polyphenol compounds and antioxidant capacity of oil extracts from “Citrullus lanatus var. lanatus” and “Citrullus lanatus var. citroides” seeds oil extracted by cold press, Soxhlet and SUAE.

Oil Total phenolic compound content (mg EGA/100 g oil) Antioxidant activity by the free radical DPPH %RSA
Cold press Citrullus lanatus var. lanatus 34.0 ± 0.04 51.1 ± 0.1
Citrullus lanatus var. citroides 77.4 ± 0.08 65.8 ± 0.08
Soxhlet Citrullus lanatus var. lanatus 89.5 ± 0.06 82.4 ± 0.03
Citrullus lanatus var. citroides 78.8 ± 0.02 84.8 ± 0.04
SUAE Citrullus lanatus var. lanatus 71.0 ± 0.06 55.9 ± 0.06
Citrullus lanatus var. citroides 63.3 ± 0.04 54.6 ± 0.09

Data shown as means with ± SD of three replicates.

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