Calculated Mean Content Values
| Units |
Average |
Min |
Max |
Standard Deviation |
| mg/100 ml |
7.76 |
0.54 |
22.56 |
7.73 |
| mol/100 ml |
2.67e-05 |
1.86e-06 |
7.77e-05 |
2.66e-05 |
Values calculated by aggregating data from 11
different samples
from
5 unique
publications.
Aglycone Mean Content Values
| Aglycone |
Units |
Average |
Min |
Max |
Standard Deviation |
| (-)-Epicatechin |
mg/100 ml |
7.76 |
0.54 |
22.56 |
7.73 |
| mol/100 ml |
2.67e-05 |
1.86e-06 |
7.77e-05 |
2.66e-05 |
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 |
|
0.54 mg/100 ml
|
Apple juice - Jonagold |
no |
1 |
|
1.50 mg/100 ml
|
Apple juice - Elstar |
no |
1 |
Gokmen V., Acar J., Kahraman N. (2003) Influence of conventional clarification and ultrafiltration on the phenolic composition of Golden Delicious apple juice. Journal of Food Quality 26:257-266
| Original Content Value |
Original Food Description |
Commercial Origin |
# of Samples Analyzed |
|
5.53 mg/100 ml
|
Apple Juice |
no |
1 |
Gokmen V., Artik N., Acar J., Kahraman N., Poyrazoglu Z. (2001) Effects of various clarification treatments on patulin, phenolic compound and organic acid compositions of apple juice. European Food Research and Technology 213:194-199
| Original Content Value |
Original Food Description |
Commercial Origin |
# of Samples Analyzed |
|
4.95 mg/100 ml
|
Apple raw juice - Jonagold |
no |
1 |
Suarez-Valles B., Santamaria-Victorero J., Mangas-Alonso J.J., Blanco-Gomis D. (1994) High performance liquid chromatography of the neutral phenolic compounds of low molecular weight in apple juice. Journal of Agricultural and Food Chemistry 42:2732-2736
| Original Content Value |
Original Food Description |
Commercial Origin |
# of Samples Analyzed |
|
22.56 mg/100 ml
|
Apple juice - Na Senora |
no |
1 |
|
19.38 mg/100 ml
|
Apple juice - San Pedro |
no |
1 |
|
15.97 mg/100 ml
|
Apple juice - San Juan |
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 |
|
1.51 mg/100 ml
|
Dessert apple - Juice - Granny Smith |
no |
1 |
|
4.66 mg/100 ml
|
Dessert apple - Juice - Golden Delicious |
no |
1 |
|
5.14 mg/100 ml
|
Dessert apple - Juice - Red Delicious |
no |
1 |
|
3.66 mg/100 ml
|
Dessert apple - Juice - Fuji |
no |
1 |