| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Abelmoschus esculentus | Fruit | 440.0 | 4510.0 | 0.3 | * |
| Acacia farnesiana | Leaf | 3280.0 | 17600.0 | 1.6 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Acacia senegal | Plant | -- | -- | Pakistan Encyclopedia Planta Medica. 1986. | |
| Aesculus hippocastanum | Leaf | -- | -- | Jim Duke's personal files. | |
| Allium schoenoprasum | Leaf | 1260.0 | 15830.0 | 1.2 | USDA's Ag Handbook 8 and sequelae) |
| Allium ampeloprasum | Plant | -- | -- | * | |
| Allium sativum var. sativum | Bulb | 5.0 | 4560.0 | 1.0 | * |
| Allium cepa | Bulb | 350.0 | 3815.0 | -1.0 | USDA's Ag Handbook 8 and sequelae) |
| Aloe vera | Leaf | -- | 23540.0 | 2.9 | * |
| Alpinia galanga | Leaf | -- | -- | * | |
| Amaranthus sp. | Leaf | 1110.0 | 13353.0 | 0.6 | * |
| Anacardium occidentale | Seed | 8490.0 | 8637.0 | -0.4 | * |
| Ananas comosus | Fruit | 250.0 | 1852.0 | -0.6 | USDA's Ag Handbook 8 and sequelae) |
| Angelica sinensis | Root | -- | -- | Jim Duke's personal files. | |
| Apium graveolens | Pt | 200.0 | 4105.0 | USDA's Ag Handbook 8 and sequelae) | |
| Apium graveolens | Shoot | -- | -- | * | |
| Arachis hypogaea | Seed | 12710.0 | 15362.0 | 0.9 | * |
| Arctium lappa | Root | 250.0 | 1250.0 | -1.2 | USDA's Ag Handbook 8 and sequelae) |
| Artemisia dracunculus | Leaf | -- | -- | * | |
| Artemisia dracunculus | Root | -- | -- | * |