Reference Tool
Compare Compounds
Place up to three reference compounds side by side to compare their molecular profile, pharmacokinetics, and handling.
| Attribute | ghk-cu | bpc-157 | retatrutide |
|---|---|---|---|
| Field of Medicine | Dermatology · Wound-Healing Research | Regenerative & Musculoskeletal Research | Endocrinology · Metabolic Research |
| Category | cosmetic | regenerative | incretin |
| Formula | C14H24N6O4·Cu | C62H98N16O22 | — |
| Molecular Weight | 402.92 Da | 1419.5 Da | ~4731 Da |
| Sequence | Gly-His-Lys + Cu(II) | GEPPPGKPADDAGLV (15 amino acids) | 39-amino-acid triple agonist (GLP-1 / GIP / glucagon) |
| CAS Number | 49557-75-7 | 137525-51-0 | — |
| Half-Life | — | Short systemic half-life; local tissue activity reported in preclinical work | ~6 days |
| Route (research) | Topical, intradermal, or subcutaneous in research | Subcutaneous, intraperitoneal, or oral in research models | Subcutaneous in research models |
| Onset / Steady-state | — | — | — |
| Lyophilized Storage | −20°C long term; 2–8°C short term (weeks). Protect from light. | −20°C long term; 2–8°C short term (weeks). Protect from light. | −20°C long term; 2–8°C short term (weeks). Protect from light. |
| Reconstituted Storage | 2–8°C, generally up to 14–28 days depending on compound. | 2–8°C, generally up to 14–28 days depending on compound. | 2–8°C, generally up to 14–28 days depending on compound. |