| Notopanaxoside A | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Terpene glycosides | Details |
| (-)-Obtuanhydride | Organic compounds | Organoheterocyclic compounds | Benzoxepines | Not Available | Details |
| o-Cannabicyclol | Organic compounds | Phenylpropanoids and polyketides | Stilbenes | Not Available | Details |
| Odoratisol A | Organic compounds | Phenylpropanoids and polyketides | 2-arylbenzofuran flavonoids | Not Available | Details |
| Oleanolic acid 28-O-beta-D-glucopyranoside | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Terpene glycosides | Details |
| Osajin 4'-methyl ether | Organic compounds | Phenylpropanoids and polyketides | Isoflavonoids | Isoflavans | Details |
| (-)-Osmanthuside H | Organic compounds | Organic oxygen compounds | Organooxygen compounds | Carbohydrates and carbohydrate conjugates | Details |
| Ourouparine | Not Available | Not Available | Not Available | Not Available | Details |
| Parrisaponin | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | Steroidal glycosides | Details |
| Perforatic acid | Organic compounds | Organoheterocyclic compounds | Benzopyrans | 1-benzopyrans | Details |
| (E)-2',3,3'-Trihydroxy-5-methoxystilbene | Organic compounds | Phenylpropanoids and polyketides | Stilbenes | Not Available | Details |
| (Z)-3,3'-hydroxy-5-methoxystilbene | Organic compounds | Phenylpropanoids and polyketides | Stilbenes | Not Available | Details |
| (-)-Phorbasin I | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Sesquiterpenoids | Details |
| Phoyunbene C | Organic compounds | Phenylpropanoids and polyketides | Stilbenes | Not Available | Details |
| Phoyunbene D | Organic compounds | Phenylpropanoids and polyketides | Stilbenes | Not Available | Details |
| (-)-Phyllanthusmin C | Organic compounds | Lignans, neolignans and related compounds | Lignan glycosides | Not Available | Details |
| (+)-Physagulin M | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | Steroid lactones | Details |
| Picroside I | Organic compounds | Phenylpropanoids and polyketides | Cinnamic acids and derivatives | Cinnamic acid esters | Details |
| (+)-Pinoresinol di-O-beta-D-glucopyranoside | Organic compounds | Lignans, neolignans and related compounds | Lignan glycosides | Not Available | Details |
| (-)-Piscidinol A | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Triterpenoids | Details |
| (-)-Piscroside B | Organic compounds | Phenylpropanoids and polyketides | Cinnamic acids and derivatives | Cinnamic acid esters | Details |
| (+)-Plantagiolide A | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | Steroid lactones | Details |
| (+)-Plantagiolide D | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | Steroid lactones | Details |
| (-)-Platycoside F | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Terpene glycosides | Details |
| Platycoside L | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Terpene glycosides | Details |
| (-)-Pleuropyrone A | Organic compounds | Organoheterocyclic compounds | Naphthopyrans | Naphthopyranones | Details |
| (-)-Polygalasaponin V | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Terpene glycosides | Details |
| Pseudoprotogracillin | Organic compounds | Lipids and lipid-like molecules | Steroids and steroid derivatives | Steroidal glycosides | Details |
| Quinquenoside III | Organic compounds | Lipids and lipid-like molecules | Prenol lipids | Terpene glycosides | Details |
| (3s)-5-hydroxy-8-methoxy-3-methyl-3,4-dihydro-2-benzopyran-1-one | Organic compounds | Organoheterocyclic compounds | Benzopyrans | 2-benzopyrans | Details |