| Fibronectin | 272.32 | UniProtKB | 
| Fibroblast growth factor 21 | 22.3 | UniProtKB | 
| Fibroblast growth factor 19 | 24.003 | UniProtKB | 
| Fibrinogen-like protein 1 | 36.379 | UniProtKB | 
| Fibrinogen | 340 | 28101869 | 
| Fibrin Degradation Products (FDP) | 180 | Found via general search | 
| Fibrin | 0.145 | Found via general search | 
| FGF-2 ( fibroblast growth factor 2) | 30.77 | UniProtKB | 
| FGF | 17.46 | UniProtKB | 
| Ferritin | 20 | Found via general search |