| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Abelmoschus esculentus | Seed | 32575.0 | 89760.0 | -0.1 | * |
| Abrus precatorius | Seed | -- | 3325.0 | -0.9 | Wealth of India. |
| Abutilon theophrasti | Seed | -- | 93175.0 | -0.1 | Wealth of India. |
| Acacia farnesiana | Seed | 12800.0 | 50000.0 | -0.5 | * |
| Acanthopanax gracilistylis | Plant | -- | -- | * | |
| Achillea millefolium | Leaf | -- | -- | Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp. | |
| Acrocomia totai | Fruit | -- | -- | -0.4 | * |
| Adonis vernalis | Plant | -- | -- | * | |
| Aesculus hippocastanum | Leaf | -- | -- | Jim Duke's personal files. | |
| Aesculus hippocastanum | Seed | -- | 6415.0 | -0.9 | * |
| Ageratum conyzoides | Seed | -- | 140135.0 | 0.3 | Wealth of India. |
| Akebia quinata | Seed | -- | -- | * | |
| Aleurites moluccana | Seed | 201600.0 | 334650.0 | 1.9 | * |
| Alliaria petiolata | Seed | -- | 48400.0 | -0.5 | * |
| Allium ampeloprasum | Plant | -- | -- | * | |
| Allium sativum var. sativum | Bulb | 1200.0 | 7800.0 | * | |
| Allium schoenoprasum | Leaf | 2220.0 | 27750.0 | 3.3 | USDA's Ag Handbook 8 and sequelae) |
| Allium cepa | Seed | 103500.0 | 106200.0 | -0.0 | Wealth of India. |
| Allium cepa | Bulb | -- | -- | Osman, S. A. 1980. Chemical and Biological Studies of Onion and Garlic in an Attempt to Isolate a Hypoclycaemic Extract. Abstr. 4th Asian Symp. Med. Plants Spices Bangkok, Thailand, September 15-19: 117. | |
| Allium cepa | Seed Oil | 575000.0 | 590600.0 | 0.8 | * |