Table 1.
Phytochemical analysis of the WGP powder used in the study*
| Compounds | Total | Individual |
|---|---|---|
|
| ||
| Catechins | mg/kg | |
|
| ||
| Catechin | 19.59 mg/kg +/− 1.06 | |
|
| ||
| Epicatechin | 8.77 mg/kg +/− .71 | |
|
| ||
| Anthocyanins | mg/kg | |
|
| ||
| Peonidin | 148.75 mg/kg +/− 8.19 | |
|
| ||
| Cyanidin | 20.1 mg/kg +/− 1.33 | |
|
| ||
| Malvidin | 127.77 mg/kg +/− 8.33 | |
|
| ||
| Flavonols | ||
|
| ||
| Kaempferol | 1.03 mg/kg +/− .16 | |
|
| ||
| Isorhamnetin | 1.06 mg/kg +/− .11 | |
|
| ||
| Quercetin | 14.44 +/− 1.20 | |
|
| ||
| Taxifolin | 1.87 mg/kg +/− .10 | |
| Stilbenes | ||
|
| ||
| Resveratrol | .85 mg/kg +/− .16 | |
|
| ||
| Total Polyphenols in gallic acid equivalents | 326 mg/100g | |
*
Data provided by the supplier.
Note: This analysis does not represent the complete phytochemical profile of grapes. Abbreviations: kg = kilogram, g = gram, mg = milligrams, mcg = micrograms, IU = international unit