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Peptide Analogs

Retatrutide

Also catalogued as: Tyr-Aib-Gln-Gly-Thr-Phe-Thr-Ser-Asp-Tyr-Ser-Ile-αMeLeu-Leu-Asp-Lys-Lys(C20-diacid-linker)-Ala-Gln-Aib-Ala-Phe-Ile-Glu-Tyr-Leu-Leu-Glu-Gly-Gly-Pro-Ser-Ser-Gly-Ala-Pro-Pro-Pro-Ser-NH2

Synthetic 39-residue peptide with two aminoisobutyric-acid residues, α-methylleucine and a C20 fatty-diacid conjugate at Lys17.

Size

Purity 99.63% — lowest of 3 laboratories · lot EP-A1012 · 10mg certificates →

3 passing reports on record · Batch target: 3

For in-vitro laboratory research by qualified professionals. Not for human or veterinary use.

Specifications

INN
Retatrutide
IUPAC / systematic name
Tyr-Aib-Gln-Gly-Thr-Phe-Thr-Ser-Asp-Tyr-Ser-Ile-αMeLeu-Leu-Asp-Lys-Lys(C20-diacid-linker)-Ala-Gln-Aib-Ala-Phe-Ile-Glu-Tyr-Leu-Leu-Glu-Gly-Gly-Pro-Ser-Ser-Gly-Ala-Pro-Pro-Pro-Ser-NH2
Chemical class
Acylated Peptide Analog
CAS registry
2381089-83-2 · PubChem
Molecular weight
4,731.33 g/mol
Amino acids
39
Form
Lyophilized powder
Structure note
C20 fatty-diacid chain at Lys17; C-terminal amide

Quality documentation

Passing reports on record for each compound-size lot, counted once per laboratory. Purity is the lowest reported passing figure. Each batch has its own testing target; meeting it is one requirement for release.

10mg
lot EP-A1012 · purity 99.63% · 3 passing reports on record · Batch target: 3
30mg
lot EP-B1013 · purity 99.45% · 3 passing reports on record · Batch target: 3
60mg
lot EP-C1014 · purity 99.18% · 3 passing reports on record · Batch target: 3

Intended use

For in-vitro laboratory research by qualified professionals. Not for human or veterinary use of any kind — not a drug, food, cosmetic or supplement. The buyer is responsible for lawful handling, storage and disposal.

Researchers should consult the primary scientific literature for published experimental protocols and conditions relevant to their specific in-vitro or laboratory applications.

Certificates of analysis

Per size, per lot — the testing record.

10mg · lot EP-A1012

3 passing reports on record · Batch target: 3

Aegis Analytical

Purity 99.63%

Lot EP-A1012 · tested 2026-02-04

Legacy record — file not on record

Certus Diagnostics

Purity 99.65%

Lot EP-A1012 · tested 2026-02-11

Legacy record — file not on record

Meridian Bioassay

Purity 99.64%

Lot EP-A1012 · tested 2026-01-28

Legacy record — file not on record

30mg · lot EP-B1013

3 passing reports on record · Batch target: 3

Aegis Analytical

Purity 99.45%

Lot EP-B1013 · tested 2026-02-04

Legacy record — file not on record

Certus Diagnostics

Purity 99.47%

Lot EP-B1013 · tested 2026-02-11

Legacy record — file not on record

Meridian Bioassay

Purity 99.46%

Lot EP-B1013 · tested 2026-01-28

Legacy record — file not on record

60mg · lot EP-C1014

3 passing reports on record · Batch target: 3

Aegis Analytical

Purity 99.18%

Lot EP-C1014 · tested 2026-02-04

Legacy record — file not on record

Certus Diagnostics

Purity 99.2%

Lot EP-C1014 · tested 2026-02-11

Legacy record — file not on record

Meridian Bioassay

Purity 99.19%

Lot EP-C1014 · tested 2026-01-28

Legacy record — file not on record