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

mean RF value min max SD n # of references
 
Fruits and fruit products - Fruits - Berries - Bilberry, raw / Bilberry, jam
Polyphenols, total
Polyphenols, total Polyphenols, total 0.42 0.42 0.42 0 1 1