Calculated Mean Content Values

Units Average Min Max Standard Deviation
mg/100 g FW 3.89 0.00 24.00 8.37
mol/100 g 6.37e-06 0.00 3.93e-05 1.37e-05

Values calculated by aggregating data from 9 different samples from 2 unique publications.

Aglycone Mean Content Values

Aglycone Units Average Min Max Standard Deviation
Quercetin mg/100 g FW 1.93 0.00 11.88 4.15
mol/100 g 3.15e-06 0.00 1.95e-05 6.79e-06

Original Content Values Used to Produce Means

Wada L., Boxin O. (2002) Antioxidant activity and phenolic content of Oregon caneberries. Journal of Agricultural and Food Chemistry 50:3495-3500 PubMed (12033817)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
24.00 mg/100 g FW Evergreen blackberry - Rubus laciniatus no 1
0.00 mg/100 g FW Boysenberry - Rubus ursinus x idaeus no 1
11.00 mg/100 g FW Marionberry - Rubus ursinus no 1
Cho, M.J., Howard L.R., Prior R.L., Clark J.R. (2004) Flavonoid glycosides and antioxidant capacity of various blackberry, blueberry and red grape genotypes determined by high-performance liquid chromatography/mass spectrometry. Journal of the Science of Food and Agriculture 84:1771-1782
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
0.00 mg/100 g FW Blackberry - Rubus - Apache no 1
0.00 mg/100 g FW Blackberry - APF-12 no 1
0.00 mg/100 g FW Blackberry - Rubus - Arapaho no 1
0.00 mg/100 g FW Blackberry - Rubus - Chickasaw no 1
0.00 mg/100 g FW Blackberry - Rubus - Kiowa no 1
0.00 mg/100 g FW Blackberry - Rubus - Navaho no 1