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

mean RF value min max SD n # of references
 
Flavonoids - Flavonols - Kaempferol 3-O-rutinoside
Non-alcoholic beverages
Vegetable juices - Fruit vegetable juices Tomato, juice 0.94 0.9 0.98 0.024 18 1
Vegetables
Fruit vegetables Tomato, ketchup 0.94 0.9 0.98 0.028 18 1