| Peptide name | Sequence | MW |
| (Trp3,Arg5)-Ghrelin (1-5) | GSWFR | 651.72 |
| [Des-octanoyl]-Ghrelin, human | GSSFLSPEHQRVQQRKESKKPPAKLQPR | 3244.7 |
| [Des-octanoyl]-Ghrelin, rat | GSSFLSPEHQKAQQRKESKKPPAKLQPR | 3188.7 |
| Des-octanoyl)-Ghrelin, human | GSSFLSPEHQRVQQRKESKKPPAKLQPR | 3244.7 |
| Ghrelin (human) | GSS(octanoyl)FLSPEHQRVQQRKESKKPPAKLQPR | 3370.91 |
| Ghrelin, bovine | GSS(noctanoylFLSPEHQKLQRKEAKKPSGRLKPR | 3216.8 |
| Ghrelin, rat | GS-S(octanoyl)-FLSPEHQKAQQRKESKKPPAKLQPR | 3427.1 |



