| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Bacopa monnieri | Plant | -- | -- | Wealth of India. | |
| Averrhoa carambola | Fruit | 770.0 | 8480.0 | -0.4 | USDA's Ag Handbook 8 and sequelae) |
| Avena sativa | Seed | 29000.0 | 31000.0 | -0.5 | Jim Duke's personal files.* |
| Avena sativa | Plant | -- | 19000.0 | -0.2 | Jim Duke's personal files.* |
| Astragalus membranaceus | Root | -- | -- | Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp. | |
| Asparagus officinalis | Shoot | 5010.0 | 64645.0 | 1.0 | * |
| Asimina triloba | Fruit | 622.0 | 7332.0 | -0.5 | * |
| Artocarpus altilis | Seed | 10360.0 | 23690.0 | -0.8 | USDA's Ag Handbook 8 and sequelae) |
| Artemisia dracunculus | Leaf | -- | -- | * | |
| Artemisia dracunculus | Root | -- | -- | * | |
| Artemisia dracunculus | Shoot | -- | -- | * | |
| Arctium lappa | Root | 1570.0 | 7850.0 | -0.6 | USDA's Ag Handbook 8 and sequelae) |
| Arachis hypogaea | Seed | 54650.0 | 65281.0 | 1.0 | * |
| Apium graveolens | Pt | 860.0 | 18285.0 | USDA's Ag Handbook 8 and sequelae) | |
| Apium graveolens | Shoot | -- | -- | * | |
| Angelica sinensis | Root | -- | -- | Jim Duke's personal files. | |
| Ananas comosus | Fruit | 90.0 | 3333.0 | -0.8 | * |
| Anacardium occidentale | Seed | 36240.0 | 36867.0 | -0.2 | * |
| Anabasis aphylla | Plant | -- | -- | * | |
| Amaranthus sp. | Leaf | 2920.0 | 35128.0 | -0.2 | * |