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| Chemical Name | Dosage | Reference |
|---|---|---|
| EUGENOL | IC50=16.2-25.6 ug/ml | Duke, 1992 * |
| XANTHOTOXIN | not available | Martindale's 29th |
| Plant Name | Common Name | Chemical Count | Total Parts Per Million |
|---|---|---|---|
| Origanum vulgare | Common Turkish Oregano; Wild Oregano; Oregano; Pot Marjoram; Wild Marjoram; European Oregano | 1 | 0 |
| Panax ginseng | Chinese Ginseng; Oriental Ginseng; Ginseng; Korean Ginseng | 1 | 0 |
| Pastinaca sativa | Parsnip | 1 | 1, 800 |
| Pelargonium graveolens | Rose Geranium; Scented Geranium | 1 | 0 |
| Petroselinum crispum | Parsley | 1 | 304 |
| Peumus boldus | Boldo | 1 | 0 |
| Pimenta dioica | Allspice; Jamaica-Pepper; Pimenta; Clover-Pepper; Pimento | 1 | 6, 917, 000 |
| Pimenta racemosa | Bayrum Tree; West Indian Bay | 1 | 43, 680 |
| Pimpinella anisum | Anise; Sweet Cumin | 2 | 0 |
| Piper auritum | Cordoncillo; Hierba Santa; Hoja Santa | 1 | 0 |
| Piper betel | Betel Pepper | 1 | 17, 850 |
| Piper nigrum | Black Pepper; Pepper; White Pepper | 1 | 0 |
| Pogostemon cablin | Patchouli | 1 | 0 |
| Polianthes tuberosa | Tuberose | 1 | 0 |
| Prunus cerasus | Sour Cherry | 1 | 0 |
| Prunus dulcis | Almond | 1 | 0 |
| Psidium guajava | Guava | 1 | 0 |
| Psoralea corylifolia | Babchi; Black Dot; Malaya Tea | 1 | 0 |
| Ptychopetalum olacoides | Muira Puama | 1 | 0 |
| Pueraria montana | Kudzu; Kudsu | 1 | 0 |