| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Fraxinus rhynchophylla | Bark | -- | 2070.0 | 0.2 | * |
| Fritillaria thunbergii | Bulb | -- | 370.0 | -1.4 | Chen, H.C. and Lin, S.M. 1988. Determination of Mineral Elements in Certain Crude Drugs (Part 1), Kaohsiung J. Med. Sci., 4: 259-272. |
| Fucus vesiculosus | Plant | 1023.0 | 8670.0 | 1.4 | * |
| Gardenia jasminoides | Fruit | 1880.0 | 2170.0 | 0.0 | * |
| Gastrodia elata | Rhizome | -- | 590.0 | -1.1 | * |
| Genipa americana | Seed | -- | 1500.0 | -0.6 | * |
| Genipa americana | Fruit | 250.0 | 2900.0 | 0.4 | * |
| Gentiana scabra | Root | -- | 1150.0 | -0.8 | * |
| Gentiana lutea | Root | 603.0 | 2740.0 | 0.1 | * |
| Geranium thunbergii | Plant | -- | 1660.0 | -0.7 | * |
| Ginkgo biloba | Leaf | 240.0 | 1000.0 | -1.2 | * |
| Ginkgo biloba | Seed | 270.0 | 605.0 | -0.9 | USDA's Ag Handbook 8 and sequelae) |
| Glehnia littoralis | Root | -- | 1650.0 | -0.5 | * |
| Glycine max | Seed | 430.0 | 3160.0 | 0.1 | * |
| Glycyrrhiza glabra | Root | 1515.0 | 9650.0 | 3.8 | * |
| Glycyrrhiza uralensis | Root | 3690.0 | 5070.0 | 1.3 | * |
| Gymnema sylvestre | Leaf | 201.0 | 1060.0 | -1.2 | * |
| Harpagophytum procumbens | Root | 1034.0 | 5440.0 | 1.5 | * |
| Helianthus tuberosus | Tuber | 600.0 | 1800.0 | 0.2 | Bonness, M. S., Promising new drugs from plants: poisons that heal, Herbarist, #56, 1990, 59-68 |
| Helianthus annuus | Seed | 3540.0 | 5176.0 | 0.9 | * |