Table 1.
Content of isorhamnetin and some of its glycosides in different foods and plants.
| Food Source or Plant | Mean Content | SD | Ref. |
|---|---|---|---|
| Isorhamnetin | |||
| Yellow onion | 9.31 mg/100 g | 21.65 | [5] |
| Red onion | 1.51 mg/100 g | 2.37 | [5] |
| Red wine | 0.33 mg/100 mL | 0.14 | [5] |
| Almond | 0.14 mg/100 g | 0.13 | [5] |
| Sea-buckthornberry juice | 0.09 mg/100 mL | 0.07 | [5] |
| Ginkgo biloba leaves (seasonal variation) | 23–693 mg/100 g | - | [6] |
| Isorhamnetin 3-O-glucoside | |||
| Pear | 0.45 mg/100 g | 0.42 | [5] |
| Green grapes | 0.17 mg/100 g | 0.19 | [5] |
| Apple | NQ | [7] | |
| Wild strawberry | 1.14 mg/100 mL | 0.12 | [8] |
| Isorhamnetin 3-O-galactoside | |||
| Almonds | 0.58 mg/100 g | 0.19 | [5] |
| Apple | NQ | [7] | |
| Wild strawberry | 0.44 mg/100 mL | 0.05 | [8] |
| Wild blackberry | 1.25 mg/100 mL | 0.1 | [8] |
| Isorhamnetin 3-O-glucoside 7-O-rhamnoside | |||
| Sea-buckthornberry juice | 7.05 mg/100 mL | 0.64 | [5] |
| Isorhamnetin glucoxyl-rhamnosyl-pentoside | |||
| Prickly pear from Opuntia stricta var. dilleni | 5.01 mg/100 g | 0.0 | [2] |
| Isorhamnetin glucoxyl-rhamnosyl-rhamnoside | |||
| Prickly pear from Opuntia dillenii | 0.4 mg/100 g | 0.02 | [2] |
| Isorhamnetin 3-O-hexoside | |||
| Hippophae rhamnoides | 56.25 mg/100 g | 0.1 | [9] |
| Isorhamnetin 3-O-hexoside-deoxyhexoside | |||
| Hippophae rhamnoides | 60.82 mg/100 g | 0.6 | [9] |
| Sweet cherries | 0.09 mg/100 g | 0.03 | [10] |
| Sour cherries | 1.57 mg/100 g | 0.48 | [10] |
NQ: non-quantified; SD: standard deviation. Ref.: reference.