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

mean RF value min max SD n # of references
 
Flavonoids - Flavanols - (+)-Catechin
Fruits and fruit products
Fruits - Berries Strawberry, puree 0.32 0.27 0.41 0.063 6 1
Fruits - Drupes Sweet cherry, raw 1.02 0.42 1.42 0.3 8 1