Calculated Mean Content Values

Units Average Min Max Standard Deviation
mg/100 ml 8.33e-03 0.00 0.04 0.02
mol/100 ml 1.92e-08 0.00 9.21e-08 3.69e-08

Values calculated by aggregating data from 6 different samples from 2 unique publications.

Aglycone Mean Content Values

Aglycone Units Average Min Max Standard Deviation
Quercetin mg/100 ml 5.80e-03 0.00 0.03 0.01
mol/100 ml 1.34e-08 0.00 6.41e-08 2.57e-08

Original Content Values Used to Produce Means

Schieber, A.;Keller, P.;Carle, R. (2001) Determination of phenolic acids and flavonoids of apple and pear by high-performance liquid chromatography. Journal of Chromatography A 910:265-73 PubMed (11999391)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
0.04 mg/100 ml Apple juice - Jonagold no 1
0.01 mg/100 ml Apple juice - Elstar no 1
Kahle K., Kraus M., Richling E. (2005) Polyphenol profiles of apple juices. Molecular Nutrition and Food Research 49:797-806 PubMed (23815505)
Original Content Value Original Food Description Commercial Origin # of Samples Analyzed
0.00 mg/100 ml Dessert apple - Juice - Granny Smith no 1
0.00 mg/100 ml Dessert apple - Juice - Golden Delicious no 1
0.00 mg/100 ml Dessert apple - Juice - Red Delicious no 1
0.00 mg/100 ml Dessert apple - Juice - Fuji no 1