| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Terminalia bellirica | Leaf | -- | 787000.0 | 1.4 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Castanea mollisima | Seed | 490700.0 | 873446.0 | 1.4 | * |
| Rheum rhabarbarum | Pt | 37000.0 | 774000.0 | 1.4 | * |
| Platycodon grandiflorum | Root | 710000.0 | 937000.0 | 1.4 | * |
| Hordeum vulgare | Seed | 608000.0 | 868000.0 | 1.4 | Jim Duke's personal files.* |
| Annona reticulata | Plant | 185000.0 | 884000.0 | 1.4 | * |
| Castanea dentata | Seed | 485700.0 | 864546.0 | 1.4 | * |
| Kalmia latifolia | Leaf | -- | 782000.0 | 1.4 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Inga feuillei | Aril | 157000.0 | 981250.0 | 1.3 | J Cell Biochem VOL. 22=1995 |
| Gliricidia sepium | Leaf | 119000.0 | 778000.0 | 1.3 | * |
| Phoenix dactylifera | Seed | 655000.0 | 853000.0 | 1.3 | * |
| Arracacia xanthorrhiza | Root | 269000.0 | 930800.0 | 1.3 | * |
| Gleditsia triacanthos | Seed | -- | 847000.0 | 1.3 | * |
| Musa x paradisiaca | Sprout Seedling | -- | 810000.0 | 1.3 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Rhizophora mangle | Leaf | 732000.0 | 770000.0 | 1.3 | * |
| Ginkgo biloba | Seed | 381000.0 | 838400.0 | 1.3 | * |
| Zea mays | Seed | 190209.0 | 838000.0 | 1.3 | * |
| Cinnamomum aromaticum | Bark | 798000.0 | 914000.0 | 1.2 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Allium ampeloprasum | Leaf | 70000.0 | 767000.0 | 1.2 | * |
| Anacardium occidentale | Leaf | 231000.0 | 767000.0 | 1.2 | * |