Showing retention factors for Ferulic acid in Maize, whole grain with the process nixtamalized Food Processing
Yield factor value: 0.89 (Corn pudding, baked in water-bath, BERGSTROM 1994_GAINS-AND-LOSSES)
Retention factor (RF) = (Content After Processing / Content Before Processing) * Yield factor
Calculated Mean Retention Factor Value
| mean RF value | Min | Max | SD | n |
|---|---|---|---|---|
| 0.62 | 0.51 | 0.74 | 0.12 | 2 |
Original Retention Factor Values used to Produce Mean
De la Parra C., Serna Salvidar S.O., Liu R.H. (2007) Effect of processing on the phytochemical profiles and antioxidant activity of corn for production of masa, tortillas, and tortilla chips. Journal of Agricultural and Food Chemistry 55:4177-4183 PubMed (17455952)
| Retention Factor | Food Before Processing | Food After Processing | Content Before Processing | Content After Processing | Units |
|---|---|---|---|---|---|
| 0.74 | Yellow corn, raw | Yellow corn, masa | 90.61 | 76.23 | mg/100 g fresh weight |
| 0.51 | High carotenoid corn, raw | High carotenoid corn, masa | 134.65 | 77.87 | mg/100 g fresh weight |