Retention factor (RF) = (Content After Processing / Content Before Processing) * Yield factor

mean RF value min max SD n # of references
 
Polyphenols, total - Polyphenols, total - Polyphenols, total
Fruits and fruit products
Fruits - Drupes Nectarine, puree 0.99 0.99 0.99 0 1 1
Non-alcoholic beverages
Vegetable juices - Root vegetable juices Carrot, juice 0.94 0.91 0.96 0.025 2 1
Vegetables
Fruit vegetables Tomato, whole, raw 3.21 2.46 4.19 0.62 4 1