| PGE1 | 0.3545 | UniProtKB |
| PGE2 [Prostaglandin E2] | 0.3525 | UniProtKB |
| Phenylalanine | 0.16519 | UniProtKB |
| Phenylalanylphenylalanine | 0.3124 | UniProtKB |
| Phenylalanylserine | 0.25227 | UniProtKB |
| Phospholipids | 0.744 | Found via general search |
| Phosphorylcholine Chloride | 0.2196 | UniProtKB |
| Pigment epithelium-derived factor | 46.312 | UniProtKB |
| PINP (amino-terminal propeptide of procollagen type I) | 35 | Found via general search |
| PIVKA-II | 66 | Found via general search |
