| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Broussonetia papyrifera | Fruit | -- | 560.0 | 1.7 | * |
| Bupleurum chinense | Root | 2.8 | 25.0 | -0.4 | * |
| Byrsonima crassifolia | Fruit | 6.0 | 118.0 | -0.1 | * |
| Cajanus cajan | Fruit | 17.0 | 56.0 | -0.3 | * |
| Cajanus cajan | Seed | 13.0 | 62.0 | -0.4 | * |
| Calathea macrosepala | Flower | 10.0 | 130.0 | -0.2 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Camellia sinensis | Leaf | 189.0 | 1500.0 | 2.9 | * |
| Canavalia ensiformis | Fruit | 12.0 | 175.0 | 0.2 | * |
| Canavalia ensiformis | Seed | 12.0 | 97.0 | -0.2 | * |
| Canna indica | Root | 14.0 | 42.0 | -0.4 | * |
| Cannabis sativa | Seed | 120.0 | 139.0 | -0.1 | ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes. |
| Capparis spinosa | Leaf | -- | 720.0 | 0.9 | Wealth of India. |
| Capsella bursa-pastoris | Plant | 48.0 | 407.0 | -0.3 | * |
| Capsicum frutescens | Fruit | 7.0 | 135.0 | 0.0 | * |
| Capsicum annuum | Fruit | 4.0 | 14.0 | -0.5 | * |
| Carica pentagona | Fruit | 4.0 | 60.0 | -0.3 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Carica papaya | Leaf | 8.0 | 38.0 | -0.8 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Carica papaya | Fruit | 0.4 | 3.0 | -0.5 | * |
| Carthamus tinctorius | Flower | 1.0 | 8.0 | -1.1 | * |
| Carthamus tinctorius | Seed | 97.0 | 102.0 | -0.2 | * |