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Metabolic Research Peptides

Retatrutide and tirzepatide, the multi-receptor incretin agonists. One is an approved medicine in its pharmaceutical form; the other is in phase 3. The research-grade compounds here are neither.

2 products · 2 in stock · GLP-1 family comparison
Retatrutide 10mg research vial

Retatrutide

Triple agonist · GLP-1 / GIP / Glucagon

A single-molecule triple receptor agonist acting on GLP-1, GIP and glucagon receptors. The most requested compound in current metabolic research.

10mg20mg
$110
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Tirzepatide 10mg research vial

Tirzepatide

Dual agonist · GIP / GLP-1

A dual GIP and GLP-1 receptor agonist. The compound that established dual agonism as more effective than GLP-1 alone in metabolic research models.

10mg20mg
$80
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About this group

Retatrutide and tirzepatide, the multi-receptor incretin agonists. One is an approved medicine in its pharmaceutical form; the other is in phase 3. The research-grade compounds here are neither. Every product page lists the compound's specifications, storage conditions, stability notes derived from its sequence, verified references with a one-line summary of each, and the third-party certificate for the lot in stock where one exists. For how the members of this group compare, read the GLP-1 family comparison.

Identity data for every compound is on the peptide reference table; how to read a certificate is on the certificate guide.

Research use only Every item on this page is supplied strictly for in-vitro laboratory research. Nothing here is a drug, supplement or medical device, and none of it is approved for human or veterinary administration.