| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Albizia lebbeck | Leaf | 10100.0 | 104000.0 | 5.8 | Wealth of India. |
| Cucurbita foetidissima | Leaf | -- | 77600.0 | 4.0 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Lycopersicon esculentum | Leaf | -- | 60800.0 | 2.9 | * |
| Ephedra nevadensis | Plant | 4500.0 | 58100.0 | 4.8 | * |
| Luffa aegyptiaca | Leaf | 560.0 | 55000.0 | 2.5 | * |
| Mimulus glabratus | Shoot | 5430.0 | 54300.0 | 2.9 | * |
| Brassica oleracea var. botrytis l. | Leaf | 360.0 | 54247.0 | 2.4 | * |
| Brassica oleracea var. italica | Leaf | 360.0 | 54247.0 | 2.4 | * |
| Lycium chinense | Root Bark | -- | 53900.0 | 2.2 | Chen, H.C. and Lin, S.M. 1988. Determination of Mineral Elements in Certain Crude Drugs (Part 1), Kaohsiung J. Med. Sci., 4: 259-272. |
| Amaranthus spinosus | Leaf | 4760.0 | 53335.0 | 2.4 | * |
| Amaranthus sp. | Leaf | 1559.0 | 53333.0 | 2.4 | * |
| Achyranthes bidentata | Root | 1130.0 | 52200.0 | 4.9 | * |
| Boehmeria nivea | Shoot | 4500.0 | 46000.0 | 2.3 | * |
| Justicia pectoralis | Leaf | 6630.0 | 44200.0 | 1.8 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Taraxacum officinale | Leaf | 1870.0 | 42232.0 | 1.6 | * |
| Liquidambar styraciflua | Stem | 2400.0 | 42000.0 | 2.5 | * |
| Valeriana officinalis | Root | 4956.0 | 42000.0 | 3.8 | * |
| Plectranthus amboinicus | Leaf | 2320.0 | 41430.0 | 1.6 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Carya glabra | Shoot | 3800.0 | 40700.0 | 1.9 | * |
| Paeonia lactiflora | Root | 10300.0 | 40600.0 | 3.6 | * |