Colour Interval Value Publication Food Name Reference
[ 27.70, 32.65 ) 27.70 mg/100 g FW Apple with peel - Golden Delicious Gu, et al (2004) Concentrations of Proanthocyanidins in C.... Journal of Nutrition 134:613-617 PubMed (14988456)
[ 32.65, 37.61 ) 37.60 mg/100 g FW Apple with peel - Red Delicious Gu, et al (2004) Concentrations of Proanthocyanidins in C.... Journal of Nutrition 134:613-617 PubMed (14988456)