Calculated Mean Content Values

Units Average Min Max Standard Deviation
mg/100 g FW 16.78 11.24 25.71 5.29
mol/100 g 1.09e-04 7.29e-05 1.67e-04 3.43e-05

Values calculated by aggregating data from 6 different samples from 1 unique publication.

Aglycone Mean Content Values

Aglycone Units Average Min Max Standard Deviation
Protocatechuic acid mg/100 g FW 16.78 11.24 25.71 5.29
mol/100 g 1.09e-04 7.29e-05 1.67e-04 3.43e-05

Original Content Values Used to Produce Means

Rossetto M., Lante A., Vanzani P., Spettoli P., Scarpa M., Rigo A. (2005) Red chicories as potent scavengers of highly reactive radicals: a study on their phenolic composition and peroxyl radical trapping capacity and efficiency. Journal of Agricultural and Food Chemistry 53:8169-8175 PubMed (16218660)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
12.16 mg/100 g FW Chicory - Red spotted - Edible part - Cichorium intybus L. - Castelfranco red spotted no 1
25.71 mg/100 g FW Chicory - Red - Edible part - Cichorium intybus L. - Verona red no 1
15.24 mg/100 g FW Chicory - Red - Edible part - Cichorium intybus L. - Chioggia red no 1
17.24 mg/100 g FW Chicory - Red - Edible part - Cichorium intybus L. - Treviso early red no 1
11.24 mg/100 g FW Chicory - Red - Edible part - Cichorium intybus L. - Treviso late red no 1
19.09 mg/100 g FW Chicory - Red - Edible part - Cichorium intybus L. - Red Grumolo no 1