Showing contents of dry shallot skin Metabolism
Wiczkowski W., Romaszko J., Bucinski A., Szawara-Nowak D., Honke J., Zielinski H., Piskula M.K. (2008) Quercetin from shallots (Allium cepa L. var. aggregatum) is more bioavailable than its glucosides. J Nutr 138:885-8 PubMed (18424596)
| Compound | Mean content |
|---|---|
| Quercetin, total | 4.93 µmol/g fresh weight |
| Quercetin | 0.00039 µmol/g fresh weight |
| Quercetin 3,4'-O-diglucoside | 2.43 µmol/g fresh weight |
| Quercetin 3-O-glucoside | 0.00015 µmol/g fresh weight |
| Isorhamnetin 3-O-glucoside | 0.0025 µmol/g fresh weight |
| Quercetin 4'-O-glucoside | 2.43 µmol/g fresh weight |