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

Table 4

Total phenolic and flavonoid contents in the different extracts from chetoui O. europaea variety.

Extracts	Total phenolics; (mg gallic acid/per g of extract)	Total flavonoids; (mg quercetin/per g of extract)
Hexane (nuts)	5.41 ± 0.11	4.40 ± 0.24
Ethyl acetate (nuts)	57.13 ± 0.52	18.20 ± 1.34
Methanol (nuts)	83.20 ± 0.46	20.23 ± 0.35
Hexane (stems)	6.30 ± 0.54	4.22 ± 1.68
Ethyl acetate (stems)	65.10 ± 0.80	26.27 ± 3.41
Methanol (stems)	90.01 ± 0.62	30.17 ± 1.92
Hexane (leaves)	15.87 ± 0.56	1.62 ± 2.56
Ethyl acetate (leaves)	86.64 ± 1.42	43.29 ± 1.51
Methanol (leaves)	105.21 ± 1.83	22.70 ± 0.41
Methanol/water (leaves)	185.54 ± 0.98	66.90 ± 4.61