Chemicals Compositions, Antioxidant and Anti-Inflammatory Activity of Cynara scolymus Leaves Extracts, and Analysis of Major Bioactive Polyphenols by HPLC

Table 5

Antioxidant activities of Cynara scolymus leaves extracts.

Sample	FRAP assay (umol Fe (II)/g DW)	β-Carotene bleaching assay (%)	TEAC assay (mmol Trolox/g DW)
Hexane	223.023 ±	37.38 ±	104.3 ±
Ethyl acetate	508.29 ±	61.56 ±	382.60 ±
Butanol	443.06 ±	49.393 ±	251.93 ±
Ethanol	527.79 ± 16.26	70.743 ± 1.29	499.43 ± 39.72
Aqueous	315.91 ±	56.11 ±	210.74 ±
BHT	—	47.94 ±	—
AA	—	90.59 ±	—

Values are means ± SD (). Butylated Hydroxytoluene (BHT) and Ascorbic Acid (AA) were used as positive control; with EtOH extract. , , and