Research Article

Characteristics, Phytochemical Analysis and Biological Activities of Extracts from Tunisian Chetoui Olea europaea Variety

Table 5

Total antioxidant capacity of different extracts from chetoui O. europaea variety.

Extractsmg of antioxidant/g of extract
(expressed as equivalents of vitamin E)

Hexane (nuts)6.30 ± 0.23
Ethyl acetate (nuts)9.28 ± 1.10
Methanol (nuts)13.04 ± 2.40
Hexane (stems)13.27 ± 0.13
Ethyl acetate (stems)43.40 ± 1.08
Methanol (stems)76.97 ± 1.21
Hexane (leaves)10.02 ± 1.64
Ethyl acetate (leaves)38.69 ± 0.34
Methanol (leaves)43.81 ± 0.45
Methanol/water (leaves)73.94 ± 1.98