| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Stachys officinalis | Shoot | -- | -- | * | |
| Tribulus terrestris | Fruit | -- | -- | * | |
| Trigonella foenum-graecum | Seed | 23220.0 | 29790.0 | 0.6 | * |
| Triticum aestivum | Seed | 5106.0 | 5957.0 | -1.5 | * |
| Urtica dioica | Leaf | -- | -- | Jim Duke's personal files. | |
| Vaccinium corymbosum | Fruit | 520.0 | 3379.0 | -0.9 | * |
| Valeriana officinalis | Rhizome | -- | -- | * | |
| Valerianella locusta | Plant | 1760.0 | 24440.0 | 0.3 | * |
| Vicia faba | Seed | 6310.0 | 33210.0 | 0.9 | USDA's Ag Handbook 8 and sequelae) |
| Vigna angularis | Seed | 23550.0 | 27207.0 | 0.4 | * |
| Vigna unguiculata | Seed | 29380.0 | 32085.0 | 0.8 | USDA's Ag Handbook 8 and sequelae) |
| Vigna radiata | Sprout Seedling | 4790.0 | 50315.0 | -0.4 | USDA's Ag Handbook 8 and sequelae) |
| Vigna radiata | Seed | 27560.0 | 30302.0 | 0.7 | USDA's Ag Handbook 8 and sequelae) |
| Vigna unguiculata | Seed | 25730.0 | 32254.0 | 0.9 | * |
| Vitis vinifera | Fruit | 810.0 | 4167.0 | -0.8 | USDA's Ag Handbook 8 and sequelae) |
| Zea mays | Seed | 2440.0 | 10150.0 | -1.1 | USDA's Ag Handbook 8 and sequelae) |
| Zingiber officinale | Root | 2080.0 | 11990.0 | 0.3 | USDA's Ag Handbook 8 and sequelae) |
| Zingiber officinale | Tuber | -- | -- | * | |
| Zingiber officinale | Rhizome | 2080.0 | 11990.0 | -1.0 | * |
| Zingiber officinale | Shoot | -- | -- | * |