Reference table
Compare peptides
All compounds in one place. Sort by any column, filter by goal or evidence, and use the chart to see where strong effects and good proof do, and do not, overlap.
Your selection
Compared side by side
Pick up to 3 compounds with the Compare button on any card in the library. Scores are 1 to 10 editorial estimates, not measured values.
Effect strength against proof level
Top left: acts strongly, barely tested. Top right: acts strongly and well tested. Dot size and colour show risk level.
Risk 1 to 34 to 67 to 10
All compounds
Side by side
| Epitalon | Longevity & Anti-aging | Limited | Not approved | Prohibited | 3 | 2 | 3 |
|---|---|---|---|---|---|---|---|
| MOTS-c | Longevity & Anti-aging | Animal only | Not approved | Prohibited | 3 | 1 | 3 |
| SS-31 | Longevity & Anti-aging | Moderate | Approved medicine | Prohibited | 4 | 6 | 2 |
| Humanin | Longevity & Anti-aging | Animal only | Not approved | Prohibited | 2 | 1 | 3 |
| FOXO4-DRI | Longevity & Anti-aging | Animal only | Not approved | Prohibited | 3 | 1 | 5 |
| Pinealon | Longevity & Anti-aging | Very limited | Not approved | Prohibited | 2 | 1 | 2 |
| Vilon | Longevity & Anti-aging | Very limited | Not approved | Prohibited | 1 | 1 | 2 |
| Cortagen | Longevity & Anti-aging | Very limited | Not approved | Prohibited | 1 | 1 | 2 |
| Thymalin | Longevity & Anti-aging | Limited | Prescription in some countries | Prohibited | 3 | 3 | 2 |
| CJC-1295 (with DAC) | Growth Hormone & Muscle | Limited | Not approved | Prohibited | 7 | 4 | 6 |
| Mod GRF 1-29 | Growth Hormone & Muscle | Limited | Not approved | Prohibited | 5 | 3 | 4 |
| Ipamorelin | Growth Hormone & Muscle | Limited | Not approved | Prohibited | 5 | 3 | 3 |
| Sermorelin | Growth Hormone & Muscle | Moderate | Prescription in some countries | Prohibited | 4 | 6 | 3 |
| Tesamorelin | Growth Hormone & Muscle | Strong | Approved medicine | Prohibited | 6 | 9 | 4 |
| GHRP-2 | Growth Hormone & Muscle | Limited | Not approved | Prohibited | 6 | 3 | 5 |
| GHRP-6 | Growth Hormone & Muscle | Limited | Not approved | Prohibited | 6 | 3 | 5 |
| Hexarelin | Growth Hormone & Muscle | Limited | Not approved | Prohibited | 8 | 3 | 6 |
| IGF-1 LR3 | Growth Hormone & Muscle | None in humans | Not approved | Prohibited | 8 | 1 | 9 |
| IGF-1 DES | Growth Hormone & Muscle | None in humans | Not approved | Prohibited | 6 | 1 | 8 |
| MGF / PEG-MGF | Growth Hormone & Muscle | Animal only | Not approved | Prohibited | 3 | 1 | 6 |
| Follistatin 344 | Growth Hormone & Muscle | Animal only | Not approved | Prohibited | 5 | 1 | 8 |
| ACE-031 | Growth Hormone & Muscle | Moderate | Not approved | Prohibited | 7 | 5 | 9 |
| MK-677 | Growth Hormone & Muscle | Moderate | Not approved | Prohibited | 6 | 6 | 6 |
| Kisspeptin-10 | Hormones & Testosterone | Moderate | Not approved | Prohibited | 6 | 5 | 3 |
| Gonadorelin | Hormones & Testosterone | Moderate | Prescription in some countries | Prohibited | 5 | 6 | 3 |
| HCG | Hormones & Testosterone | Strong | Approved medicine | Prohibited | 9 | 9 | 5 |
| Triptorelin | Hormones & Testosterone | Strong | Approved medicine | Prohibited | 7 | 5 | 7 |
| Semaglutide | Metabolic & Weight | Strong | Approved medicine | Not listed | 8 | 10 | 5 |
| Tirzepatide | Metabolic & Weight | Strong | Approved medicine | Not listed | 9 | 10 | 5 |
| Retatrutide | Metabolic & Weight | Moderate | In clinical trials | Not listed | 10 | 7 | 6 |
| Cagrilintide | Metabolic & Weight | Moderate | In clinical trials | Not listed | 6 | 7 | 4 |
| Liraglutide | Metabolic & Weight | Strong | Approved medicine | Not listed | 6 | 9 | 4 |
| AOD-9604 | Metabolic & Weight | Limited | Not approved | Prohibited | 2 | 4 | 2 |
| 5-Amino-1MQ | Metabolic & Weight | Animal only | Not approved | Prohibited | 2 | 1 | 4 |
| BPC-157 | Recovery & Healing | Limited | Not approved | Prohibited | 5 | 2 | 5 |
| TB-500 | Recovery & Healing | Limited | Not approved | Prohibited | 5 | 2 | 5 |
| KPV | Recovery & Healing | Animal only | Not approved | Prohibited | 3 | 1 | 3 |
| ARA-290 | Recovery & Healing | Moderate | In clinical trials | Prohibited | 4 | 5 | 3 |
| LL-37 | Recovery & Healing | Limited | Not approved | Prohibited | 4 | 3 | 5 |
| Semax | Cognitive & Brain | Limited | Prescription in some countries | Not listed | 4 | 4 | 3 |
| Selank | Cognitive & Brain | Limited | Prescription in some countries | Not listed | 4 | 4 | 2 |
| Dihexa | Cognitive & Brain | Animal only | Not approved | Prohibited | 5 | 1 | 7 |
| Cerebrolysin | Cognitive & Brain | Moderate | Prescription in some countries | Not listed | 5 | 6 | 3 |
| DSIP | Sleep | Limited | Not approved | Prohibited | 3 | 3 | 2 |
| Thymosin Alpha-1 | Immune | Moderate | Prescription in some countries | Not listed | 5 | 8 | 2 |
| PT-141 | Libido & Bonding | Strong | Approved medicine | Not listed | 6 | 8 | 4 |
| Melanotan II | Tanning & Pigment | Limited | Not approved | Prohibited | 9 | 3 | 7 |
| Melanotan I | Tanning & Pigment | Strong | Approved medicine | Not listed | 6 | 8 | 3 |
| Oxytocin | Libido & Bonding | Moderate | Approved medicine | Not listed | 3 | 5 | 3 |
| GHK-Cu | Skin & Hair | Moderate | Cosmetic or supplement | Not listed | 4 | 5 | 2 |
| Matrixyl | Skin & Hair | Limited | Cosmetic or supplement | Not listed | 3 | 4 | 1 |
| Argireline | Skin & Hair | Limited | Cosmetic or supplement | Not listed | 2 | 4 | 1 |
| NAD+ | Non-peptide Adjuncts | Limited | Cosmetic or supplement | Not listed | 3 | 4 | 2 |
| PQQ | Non-peptide Adjuncts | Limited | Cosmetic or supplement | Not listed | 2 | 3 | 1 |
| Urolithin A | Non-peptide Adjuncts | Moderate | Cosmetic or supplement | Not listed | 3 | 6 | 1 |
| Spermidine | Non-peptide Adjuncts | Limited | Cosmetic or supplement | Not listed | 2 | 3 | 2 |
Scores are 1 to 10 editorial estimates based on published research, not measured values. Status reflects information up to mid-2026.
Per goal
Strongest acting in each category
Strongest acting does not mean best. Check the proof and risk scores next to it.
Metabolic & Weight
Retatrutide
Effect 10 · Proof 7 · Risk 6
Hormones & Testosterone
HCG
Effect 9 · Proof 9 · Risk 5
Tanning & Pigment
Melanotan II
Effect 9 · Proof 3 · Risk 7
Growth Hormone & Muscle
Hexarelin
Effect 8 · Proof 3 · Risk 6
Libido & Bonding
PT-141
Effect 6 · Proof 8 · Risk 4
Immune
Thymosin Alpha-1
Effect 5 · Proof 8 · Risk 2
Cognitive & Brain
Cerebrolysin
Effect 5 · Proof 6 · Risk 3
Recovery & Healing
BPC-157
Effect 5 · Proof 2 · Risk 5
Longevity & Anti-aging
SS-31
Effect 4 · Proof 6 · Risk 2
Skin & Hair
GHK-Cu
Effect 4 · Proof 5 · Risk 2
Non-peptide Adjuncts
Urolithin A
Effect 3 · Proof 6 · Risk 1
Sleep
DSIP
Effect 3 · Proof 3 · Risk 2