Skip to main content
. 2018 Dec 15;28(3):691–699. doi: 10.1007/s10068-018-0531-x

Table 2.

Polyphenolic composition of extracts studied (mg/Kg)

Entry/Solvent Hexane Chloroform Ethyl acetate Ethanol Water
Liquid–Liquid
Catechin Nd Nd Nd Nd Nd
Resveratrol Nd Nd Nd 0.94 ± 0.06Ab Nd
Hesperidin Nd Nd Nd 0.59 ± 0.07Ab Nd
Gallic acid 2.03 ± 0.04Bb 0.04 ± 0.001Cb 0.04 ± 0.001Cb 3.25 ± 0.13Ac 1.94 ± 0.03Bc
Epicatechin Nd Nd Nd Nd Nd
Naringin 1.72 ± 0.06Ab 0.01 ± 0.002Ca 0.02 ± 0.001Cb 0.28 ± 0.07Bb 0.31 ± 0.04Bb
Ultrasound
Catechin Nd Nd Nd Nd Nd
Resveratrol Nd Nd Nd Nd Nd
Hesperidin Nd 0.02 ± 0.002Ca 0.16 ± 0.01Bb 0.50 ± 0.06Ab Nd
Gallic acid 0.08 ± 0.003Dc 0.08 ± 0.003Db 0.23 ± 0.002Cb 4.10 ± 0.03Bb 5.01 ± 0.12Ab
Epicatechin Nd Nd 0.06 ± 0.002Ab Nd Nd
Naringin 0.04 ± 0.003Bc 0.02 ± 0.003Ba 0.04 ± 0.003Bb 0.50 ± 0.08Ab 0.45 ± 0.08Ab
Microwave
Catechin Nd Nd 1.40 ± 0.04Aa Nd Nd
Resveratrol Nd Nd 1.17 ± 0.05Ba 7.59 ± 0.49Aa Nd
Hesperidin Nd Nd 0.62 ± 0.09Ba 3.16 ± 0.23Aa Nd
Gallic acid 15.41 ± 0.48Da 16.44 ± 0.39Ca 1.74 ± 0.04Ea 33.87 ± 0.37Aa 24.98 ± 0.29Ba
Epicatechin Nd 12.29 ± 0.16Aa 1.14 ± 0.04Ca 5.24 ± 0.25Ba Nd
Naringin 5.55 ± 0.64Aa Nd 0.27 ± 0.05 Da 1.37 ± 0.31Ca 3.41 ± 0.55Ba

Means followed by the same letter do not differ statistically by Tukey test (P < 0.05). Lowercase letters and uppercase letters correspond to lines and columns respectively between the same compounds