| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Pistacia lentiscus | Plant | -- | -- | * | |
| Camellia japonica | Seed | -- | -- | Wealth of India. | |
| Camellia sinensis | Seed | -- | -- | * | |
| Cucumis melo | Seed | -- | -- | Chemical Constituents of Oriental Herbs (3 diff. books) | |
| Nigella sativa | Seed Oil | -- | -- | * | |
| Glycine max | Seed | -- | -- | * | |
| Euphorbia tirucalli | Latex Exudate | -- | -- | * | |
| Camellia sinensis | Seed Oil | -- | -- | * | |
| Cucumis sativus | Seed | -- | -- | * |