| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Allium cepa | Bulb | -- | 0.5 | Wills, R. B. H., Scurr, E. V. 1975. Mevalonic Acid Concentrations in Fruit and Vegetable Tissues. Phytochemistry, 14: 1643. | |
| Brassica oleracea var. capitata l. | Leaf | -- | -- | Wealth of India. | |
| Capsicum frutescens | Fruit | -- | 0.5 | -0.6 | * |
| Citrus sinensis | Fruit | -- | 0.5 | -0.6 | Jim Duke's personal files. |
| Citrus sinensis | Pericarp | -- | 6.0 | Jim Duke's personal files. | |
| Cucumis sativus | Fruit | -- | 3.0 | -0.4 | * |
| Daucus carota | Root | -- | 4.0 | * | |
| Lycopersicon esculentum | Fruit | 3.0 | 4.0 | -0.4 | * |
| Malus domestica | Fruit | 30.0 | 36.0 | 2.0 | * |
| Pisum sativum | Plant | -- | -- | Jim Duke's personal files. | |
| Solanum tuberosum | Tuber | -- | 0.5 | * | |
| Zea mays | Seed | -- | 14.0 | * |