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| Chemical Name | Dosage | Reference |
|---|---|---|
| NIACIN | not available | Duke, 1992 * |
| VITAMIN-B | not available | Duke, 1992 * |
| VITAMIN-B3 | not available | Duke, 1992 * |
| Plant Name | Common Name | Chemical Count | Total Parts Per Million |
|---|---|---|---|
| Passiflora quadrangularis | Granadilla | 1 | 768 |
| Pastinaca sativa | Parsnip | 1 | 34 |
| Peperomia pelucida | Pepper elder; Yerba de la plata | 1 | 150 |
| Peperomia pereskiifolia | Perejil | 1 | 45 |
| Pereskia aculeata | Barbados Gooseberry; Grosela Americana | 1 | 624 |
| Perilla frutescens | Perilla | 1 | 99 |
| Persea americana | Avocado | 1 | 101 |
| Persea schiedeana | Palta De Monte; Wild Avocado; Wild Pear | 1 | 90 |
| Petasites japonicus | Butterbur | 1 | 36 |
| Petroselinum crispum | Parsley | 1 | 87 |
| Phaseolus acutifolius | Tepary Bean | 1 | 31 |
| Phaseolus coccineus | Scarlet Runner Bean | 1 | 49 |
| Phaseolus lunatus | Butter Bean; Lima Bean | 1 | 211 |
| Phaseolus vulgaris | Black Bean; Green Bean; Haricot Bean; Garden Bean; String Bean; Dwarf Bean; Field Bean; Flageolet Bean; French Bean; Kidney Bean; Navy Bean; Pop Bean; Popping Bean; Snap Bean; Wax Bean; Haricot Vert; Haricot | 1 | 8, 925 |
| Phoenix dactylifera | Date Palm | 1 | 135 |
| Phyllanthus acidus | Indian Gooseberry; Otaheite Gooseberry | 1 | 116 |
| Phyllanthus emblica | Emblic; Myrobalan | 1 | 24 |
| Physalis ixocarpa | Tomatillo | 1 | 253 |
| Physalis peruviana | Cape Gooseberry; Ground Cherry | 1 | 162 |
| Phytolacca americana | Pokeweed | 1 | 143 |