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

mean RF value min max SD n # of references
 
Phenolic acids - Hydroxybenzoic acids - Ellagic acid
Fruits and fruit products
Fruits - Berries Red raspberry, raw 0.82 0.7 0.9 0.088 3 1
Strawberry, raw 0.77 0.61 0.95 0.14 3 1