Rodrigues A.S., Perez-Gregorio M.R., Garcia-Falcon M.S., Simal-Gandara J. (2009) Effect of curing and cooking on flavonols and anthocyanins in traditional varieties of onion bulbs. Food Research International 42:1331-1336

Abbreviation: RODRIGUES 2009

Food Processing

This publication was used to obtain 4 retention factor values.

Retention Factor Food Before Processing Food After Processing Content Before Processing Content After Processing Units
0.54 Red onion Red onion, skinned, boiled at 103°C for 30 min 393.0 247.0 mg/100 g fresh weight
0.40 Red onion Red onion, skinned, boiled at 103°C for 60 min 479.0 223.0 mg/100 g fresh weight
0.56 Red onion Red onion, skinned, boiled at 103°C for 30 min 303.0 198.0 mg/100 g fresh weight
0.49 Red onion Red onion, skinned, boiled at 103°C for 60 min 412.0 236.0 mg/100 g fresh weight