Peptide comparisons
75 head-to-head comparisons, each with a verdict and the dimensions that actually differ. Only 20 pairs have been tested against each other in a published trial; the rest compare separate studies and labels, and say so.
By the PeptideAgent Editorial Team. Draft, pending editorial review. Last verified
GLP-1 and incretin agonists
| Comparison | Verdict | Direct trials |
|---|---|---|
| Cagrilintide vs pramlintide | Verdict: it depends on the goal | 0 |
| Dulaglutide vs exenatide | Verdict: favors dulaglutide | 1 |
| Dulaglutide vs mazdutide | Verdict: it depends on the goal | 2 |
| Dulaglutide vs retatrutide | Verdict: it depends on the goal | 1 |
| Liraglutide vs cagrilintide | Verdict: it depends on the goal | 1 |
| Liraglutide vs dulaglutide | Verdict: it depends on the goal | 1 |
| Liraglutide vs exenatide | Verdict: favors liraglutide | 2 |
| Liraglutide vs setmelanotide | Verdict: it depends on the goal | 0 |
| Retatrutide vs mazdutide | Verdict: it depends on the goal | 0 |
| Retatrutide vs survodutide | Verdict: favors retatrutide | 0 |
| Semaglutide vs cagrilintide | Verdict: favors semaglutide | 1 |
| Semaglutide vs dulaglutide | Verdict: favors semaglutide | 1 |
| Semaglutide vs exenatide | Verdict: favors semaglutide | 1 |
| Semaglutide vs liraglutide | Verdict: favors semaglutide | 1 |
| Semaglutide vs mazdutide | Verdict: it depends on the goal | 1 |
| Semaglutide vs retatrutide | Verdict: favors semaglutide | 0 |
| Semaglutide vs setmelanotide | Verdict: it depends on the goal | 0 |
| Semaglutide vs survodutide | Verdict: favors semaglutide | 1 |
| Semaglutide vs tirzepatide | Verdict: it depends on the goal | 2 |
| Survodutide vs mazdutide | Verdict: favors mazdutide | 0 |
| Tirzepatide vs cagrilintide | Verdict: favors tirzepatide | 0 |
| Tirzepatide vs dulaglutide | Verdict: favors tirzepatide | 2 |
| Tirzepatide vs liraglutide | Verdict: favors tirzepatide | 0 |
| Tirzepatide vs mazdutide | Verdict: favors tirzepatide | 0 |
| Tirzepatide vs retatrutide | Verdict: favors tirzepatide | 0 |
| Tirzepatide vs survodutide | Verdict: favors tirzepatide | 0 |
Tissue repair and healing
| Comparison | Verdict | Direct trials |
|---|---|---|
| BPC-157 vs ARA-290 (cibinetide) | Verdict: favors ARA-290 (cibinetide) | 0 |
| BPC-157 vs GHK-Cu | Verdict: favors GHK-Cu | 0 |
| BPC-157 vs KPV | Verdict: it depends on the goal | 0 |
| BPC-157 vs TB-500 | Verdict: it depends on the goal | 0 |
| Follistatin-344 vs ACE-031 (ramatercept) | Verdict: favors ACE-031 (ramatercept) | 0 |
| IGF-1 LR3 vs PEG-MGF | Verdict: favors IGF-1 LR3 | 0 |
| KPV vs LL-37 | Verdict: it depends on the goal | 0 |
| TB-500 vs GHK-Cu | Verdict: favors GHK-Cu | 0 |
Longevity and mitochondrial
| Comparison | Verdict | Direct trials |
|---|---|---|
| Carnosine vs glutathione | Verdict: favors carnosine | 0 |
| Epitalon vs MOTS-c | Verdict: it depends on the goal | 0 |
| Epitalon vs thymalin | Verdict: it depends on the goal | 0 |
| Glutathione vs NAD+ | Verdict: it depends on the goal | 0 |
| MOTS-c vs humanin | Verdict: it depends on the goal | 0 |
| MOTS-c vs SS-31 (elamipretide) | Verdict: favors SS-31 (elamipretide) | 0 |
| NAD+ vs MOTS-c | Verdict: favors NAD+ | 0 |
Cognitive and neuroprotective
| Comparison | Verdict | Direct trials |
|---|---|---|
| Cerebrolysin vs Semax | Verdict: favors cerebrolysin | 0 |
| Dihexa vs Semax | Verdict: favors Semax | 0 |
| P21 vs Dihexa | Verdict: favors P21 | 0 |
| Pinealon vs epitalon | Verdict: favors epitalon | 0 |
| Selank vs Noopept | Verdict: it depends on the goal | 0 |
| Semax vs Noopept | Verdict: favors Semax | 0 |
| Semax vs Selank | Verdict: favors Semax | 0 |
Sexual health and reproductive
| Comparison | Verdict | Direct trials |
|---|---|---|
| HCG vs gonadorelin | Verdict: favors HCG | 1 |
| HCG vs kisspeptin-10 | Verdict: favors HCG | 0 |
| Kisspeptin-10 vs gonadorelin | Verdict: favors gonadorelin | 1 |
| Melanotan I (afamelanotide) vs Melanotan II | Verdict: favors Melanotan I (afamelanotide) | 0 |
| PT-141 (bremelanotide) vs Melanotan II | Verdict: favors PT-141 (bremelanotide) | 0 |
| PT-141 vs oxytocin | Verdict: favors PT-141 | 0 |
Metabolic and growth hormone axis
| Comparison | Verdict | Direct trials |
|---|---|---|
| AOD-9604 vs 5-Amino-1MQ | Verdict: it depends on the goal | 0 |
| AOD-9604 vs semaglutide | Verdict: favors semaglutide | 0 |
| CJC-1295 vs ipamorelin | Verdict: favors CJC-1295 | 0 |
| GHRP-2 vs GHRP-6 | Verdict: favors GHRP-2 | 0 |
| Hexarelin vs GHRP-2 | Verdict: it depends on the goal | 1 |
| Ipamorelin vs GHRP-6 | Verdict: it depends on the goal | 1 |
| Ipamorelin vs MK-677 (ibutamoren) | Verdict: it depends on the goal | 0 |
| Sermorelin vs CJC-1295 | Verdict: favors sermorelin | 0 |
| Sermorelin vs ipamorelin | Verdict: favors sermorelin | 0 |
| Sermorelin vs MK-677 (ibutamoren) | Verdict: favors sermorelin | 0 |
| Sermorelin vs tesamorelin | Verdict: favors tesamorelin | 0 |
| Tesamorelin vs CJC-1295 | Verdict: favors tesamorelin | 0 |
| Tesamorelin vs ipamorelin | Verdict: favors tesamorelin | 0 |
| Tesamorelin vs MK-677 (ibutamoren) | Verdict: favors tesamorelin | 0 |
| Tesamorelin vs retatrutide | Verdict: it depends on the goal | 0 |
| Tesofensine vs semaglutide | Verdict: favors semaglutide | 0 |
Immune and antimicrobial
| Comparison | Verdict | Direct trials |
|---|---|---|
| Thymosin alpha-1 vs TB-500 (thymosin beta-4) | Verdict: favors thymosin alpha-1 | 0 |
| Thymosin alpha-1 vs thymulin | Verdict: favors thymosin alpha-1 | 0 |
Other peptides
| Comparison | Verdict | Direct trials |
|---|---|---|
| Leuprolide vs degarelix | Verdict: it depends on the goal | 1 |
| Octreotide vs lanreotide | Verdict: it depends on the goal | 0 |
| Teriparatide vs abaloparatide | Verdict: it depends on the goal | 1 |
Verdicts weigh the published evidence and labels, not personal suitability. See the peptide index, the cost index, and the methodology.