Colour Interval Value Publication Food Name Reference
[ 6.30, 7.80 ) 6.30 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)
[ 7.80, 9.31 ) 9.30 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)