Price K.R., Bacon J.R., Rhodes M.J.C. (1997) Effect of storage and domestic processing on the content and composition of flavonol glucosides in onion (Allium cepa). Journal of Agricultural and Food Chemistry 45:938-942

Abbreviation: PRICE 1997_02

Food Composition

This publication was used to obtain 48 food polyphenol content values.

Original Content Value Original Food Description Commercial Origin Number of Samples Analyzed
104.47 mg/100 g FW Brown onion - Skinned - Stored 0 days - Crow Bow no 1
104.05 mg/100 g FW Brown onion - Skinned - Stored 12 days - Crow Bow no 1
114.21 mg/100 g FW Brown onion - Skinned - Stored 28 days - Crow Bow no 1
117.11 mg/100 g FW Brown onion - Skinned - Stored 56 days - Crow Bow no 1
119.39 mg/100 g FW Brown onion - Skinned - Stored 84 days - Crow Bow no 1
135.77 mg/100 g FW Brown onion - Skinned - Stored 105 days - Crow Bow no 1
115.66 mg/100 g FW Brown onion - Skinned - Stored 140 days - Crow Bow no 1
132.24 mg/100 g FW Brown onion - Skinned - Stored 168 days - Crow Bow no 1
83.03 mg/100 g FW Brown onion - Skinned - Stored 0 days - Crow Bow no 1
38.52 mg/100 g FW Brown onion - Skinned - Stored 12 days - Crow Bow no 1
42.59 mg/100 g FW Brown onion - Skinned - Stored 28 days - Crow Bow no 1
37.89 mg/100 g FW Brown onion - Skinned - Stored 56 days - Crow Bow no 1
39.67 mg/100 g FW Brown onion - Skinned - Stored 84 days - Crow Bow no 1
42.72 mg/100 g FW Brown onion - Skinned - Stored 105 days - Crow Bow no 1
37.00 mg/100 g FW Brown onion - Skinned - Stored 140 days - Crow Bow no 1
45.77 mg/100 g FW Brown onion - Skinned - Stored 168 days - Crow Bow no 1
2.90 mg/100 g FW Brown onion - Skinned - Stored 0 days - Crow Bow no 1
0.50 mg/100 g FW Brown onion - Skinned - Stored 12 days - Crow Bow no 1
0.20 mg/100 g FW Brown onion - Skinned - Stored 28 days - Crow Bow no 1
0.10 mg/100 g FW Brown onion - Skinned - Stored 56 days - Crow Bow no 1
0.00 mg/100 g FW Brown onion - Skinned - Stored 84 days - Crow Bow no 1
0.00 mg/100 g FW Brown onion - Skinned - Stored 105 days - Crow Bow no 1
0.00 mg/100 g FW Brown onion - Skinned - Stored 140 days - Crow Bow no 1
0.00 mg/100 g FW Brown onion - Skinned - Stored 168 days - Crow Bow no 1
207.49 mg/100 g FW Red onion - Skinned - Stored 0 days - Red Baron no 1
162.92 mg/100 g FW Red onion - Skinned - Stored 12 days - Red Baron no 1
196.92 mg/100 g FW Red onion - Skinned - Stored 28 days - Red Baron no 1
174.94 mg/100 g FW Red onion - Skinned - Stored 56 days - Red Baron no 1
169.35 mg/100 g FW Red onion - Skinned - Stored 84 days - Red Baron no 1
205.83 mg/100 g FW Red onion - Skinned - Stored 105 days - Red Baron no 1
186.76 mg/100 g FW Red onion - Skinned - Stored 140 days - Red Baron no 1
168.31 mg/100 g FW Red onion - Skinned - Stored 168 days - Red Baron no 1
114.30 mg/100 g FW Red onion - Skinned - Stored 0 days - Red Baron no 1
71.58 mg/100 g FW Red onion - Skinned - Stored 12 days - Red Baron no 1
68.91 mg/100 g FW Red onion - Skinned - Stored 28 days - Red Baron no 1
60.65 mg/100 g FW Red onion - Skinned - Stored 56 days - Red Baron no 1
47.42 mg/100 g FW Red onion - Skinned - Stored 84 days - Red Baron no 1
66.88 mg/100 g FW Red onion - Skinned - Stored 105 days - Red Baron no 1
53.91 mg/100 g FW Red onion - Skinned - Stored 140 days - Red Baron no 1
54.42 mg/100 g FW Red onion - Skinned - Stored 168 days - Red Baron no 1
1.70 mg/100 g FW Red onion - Skinned - Stored 0 days - Red Baron no 1
4.10 mg/100 g FW Red onion - Skinned - Stored 12 days - Red Baron no 1
2.00 mg/100 g FW Red onion - Skinned - Stored 28 days - Red Baron no 1
1.60 mg/100 g FW Red onion - Skinned - Stored 56 days - Red Baron no 1
0.00 mg/100 g FW Red onion - Skinned - Stored 84 days - Red Baron no 1
0.00 mg/100 g FW Red onion - Skinned - Stored 105 days - Red Baron no 1
0.00 mg/100 g FW Red onion - Skinned - Stored 140 days - Red Baron no 1
0.00 mg/100 g FW Red onion - Skinned - Stored 168 days - Red Baron no 1

Food Processing

This publication was used to obtain 34 retention factor values.

Retention Factor Food Before Processing Food After Processing Content Before Processing Content After Processing Units
0.17 Brown onion - Skinned - Stored 0 days - Crow Bow Brown onion - Skinned - Stored 12 days - Crow Bow 2.9 0.5 mg/100 g fresh weight
0.06 Brown onion - Skinned - Stored 0 days - Crow Bow Brown onion - Skinned - Stored 28 days - Crow Bow 2.9 0.2 mg/100 g fresh weight
0.03 Brown onion - Skinned - Stored 0 days - Crow Bow Brown onion - Skinned - Stored 56 days - Crow Bow 2.9 0.1 mg/100 g fresh weight
0.99 Brown onion - Skinned - Stored 0 days - Crow Bow Brown onion - Skinned - Stored 12 days - Crow Bow 104.47 104.05 mg/100 g fresh weight
1.09 Brown onion - Skinned - Stored 0 days - Crow Bow Brown onion - Skinned - Stored 28 days - Crow Bow 104.47 114.21 mg/100 g fresh weight
1.12 Brown onion - Skinned - Stored 0 days - Crow Bow Brown onion - Skinned - Stored 56 days - Crow Bow 104.47 117.11 mg/100 g fresh weight
1.14 Brown onion - Skinned - Stored 0 days - Crow Bow Brown onion - Skinned - Stored 84 days - Crow Bow 104.47 119.39 mg/100 g fresh weight
1.29 Brown onion - Skinned - Stored 0 days - Crow Bow Brown onion - Skinned - Stored 105 days - Crow Bow 104.47 135.77 mg/100 g fresh weight
1.10 Brown onion - Skinned - Stored 0 days - Crow Bow Brown onion - Skinned - Stored 140 days - Crow Bow 104.47 115.66 mg/100 g fresh weight
1.26 Brown onion - Skinned - Stored 0 days - Crow Bow Brown onion - Skinned - Stored 168 days - Crow Bow 104.47 132.24 mg/100 g fresh weight
0.78 Red onion - Skinned - Stored 0 days - Red Baron Red onion - Skinned - Stored 12 days - Red Baron 207.49 162.92 mg/100 g fresh weight
0.94 Red onion - Skinned - Stored 0 days - Red Baron Red onion - Skinned - Stored 28 days - Red Baron 207.49 196.92 mg/100 g fresh weight
0.84 Red onion - Skinned - Stored 0 days - Red Baron Red onion - Skinned - Stored 56 days - Red Baron 207.49 174.94 mg/100 g fresh weight
0.81 Red onion - Skinned - Stored 0 days - Red Baron Red onion - Skinned - Stored 84 days - Red Baron 207.49 169.35 mg/100 g fresh weight
0.99 Red onion - Skinned - Stored 0 days - Red Baron Red onion - Skinned - Stored 105 days - Red Baron 207.49 205.83 mg/100 g fresh weight
0.90 Red onion - Skinned - Stored 0 days - Red Baron Red onion - Skinned - Stored 140 days - Red Baron 207.49 186.76 mg/100 g fresh weight
0.81 Red onion - Skinned - Stored 0 days - Red Baron Red onion - Skinned - Stored 168 days - Red Baron 207.49 168.31 mg/100 g fresh weight
0.46 Brown onion - Skinned - Stored 0 days - Crow Bow Brown onion - Skinned - Stored 12 days - Crow Bow 83.03 38.52 mg/100 g fresh weight
0.51 Brown onion - Skinned - Stored 0 days - Crow Bow Brown onion - Skinned - Stored 28 days - Crow Bow 83.03 42.59 mg/100 g fresh weight
0.45 Brown onion - Skinned - Stored 0 days - Crow Bow Brown onion - Skinned - Stored 56 days - Crow Bow 83.03 37.89 mg/100 g fresh weight
0.47 Brown onion - Skinned - Stored 0 days - Crow Bow Brown onion - Skinned - Stored 84 days - Crow Bow 83.03 39.67 mg/100 g fresh weight
0.51 Brown onion - Skinned - Stored 0 days - Crow Bow Brown onion - Skinned - Stored 105 days - Crow Bow 83.03 42.72 mg/100 g fresh weight
0.44 Brown onion - Skinned - Stored 0 days - Crow Bow Brown onion - Skinned - Stored 140 days - Crow Bow 83.03 37.0 mg/100 g fresh weight
0.55 Brown onion - Skinned - Stored 0 days - Crow Bow Brown onion - Skinned - Stored 168 days - Crow Bow 83.03 45.77 mg/100 g fresh weight
0.62 Red onion - Skinned - Stored 0 days - Red Baron Red onion - Skinned - Stored 12 days - Red Baron 114.3 71.58 mg/100 g fresh weight
0.60 Red onion - Skinned - Stored 0 days - Red Baron Red onion - Skinned - Stored 28 days - Red Baron 114.3 68.91 mg/100 g fresh weight
0.53 Red onion - Skinned - Stored 0 days - Red Baron Red onion - Skinned - Stored 56 days - Red Baron 114.3 60.65 mg/100 g fresh weight
0.41 Red onion - Skinned - Stored 0 days - Red Baron Red onion - Skinned - Stored 84 days - Red Baron 114.3 47.42 mg/100 g fresh weight
0.58 Red onion - Skinned - Stored 0 days - Red Baron Red onion - Skinned - Stored 105 days - Red Baron 114.3 66.88 mg/100 g fresh weight
0.47 Red onion - Skinned - Stored 0 days - Red Baron Red onion - Skinned - Stored 140 days - Red Baron 114.3 53.91 mg/100 g fresh weight
0.47 Red onion - Skinned - Stored 0 days - Red Baron Red onion - Skinned - Stored 168 days - Red Baron 114.3 54.42 mg/100 g fresh weight
2.41 Red onion - Skinned - Stored 0 days - Red Baron Red onion - Skinned - Stored 12 days - Red Baron 1.7 4.1 mg/100 g fresh weight
1.17 Red onion - Skinned - Stored 0 days - Red Baron Red onion - Skinned - Stored 28 days - Red Baron 1.7 2.0 mg/100 g fresh weight
0.94 Red onion - Skinned - Stored 0 days - Red Baron Red onion - Skinned - Stored 56 days - Red Baron 1.7 1.6 mg/100 g fresh weight