Tirzepatide (30mg)

For Laboratory Research Use Only — Not for Human or Animal Consumption. Not for distribution. Must be 18+ to purchase. Tirzepatide is a synthetic 39-amino-acid peptide engineered as a dual agonist with high binding affinity for both the gastric inhibitory polypeptide (GIP) receptor and the glucagon-like peptide-1 (GLP-1) receptor. This simultaneous dual-receptor activation distinguishes tirzepatide from single-agonist incretin compounds and positions it as one of the most actively studied molecules in metabolic research.

Mechanism of Action

GIP and GLP-1 are incretins — gut-derived peptide hormones secreted in response to nutrient intake. GIP acts on pancreatic beta cells and adipose tissue to modulate insulin secretion and lipid metabolism. GLP-1 suppresses glucagon release, slows gastric emptying, and promotes satiety signaling. Tirzepatide’s engineered backbone activates both pathways concurrently, producing compounded effects on insulin sensitivity and glucose-dependent insulin secretion that neither agonist achieves independently. The GIP agonism component is particularly notable — prior GLP-1 research had not leveraged the complementary adipose-tissue signaling of GIP.

Research History

Tirzepatide emerged from pharmaceutical research targeting the intersection of incretin biology and metabolic disorder pathways. The SURPASS clinical trial series documented its glycemic influence profile extensively under controlled conditions across diverse study populations. Published data from these trials established tirzepatide’s influence on HbA1c, fasting glucose modulation, and body weight trajectories as significantly differentiated from existing single-receptor GLP-1 compounds. Its dual-receptor profile has continued to drive academic interest in incretin co-agonism as a research framework.

Active Research Areas

Ongoing institutional research examines: differential adipose tissue remodeling effects versus single-receptor GLP-1 agonists; long-term insulin receptor sensitivity changes under extended study protocols; influence on hepatic glucose output and lipid accumulation pathways; and comparative metabolic outcomes in obesity-comorbidity research models. The compound is also studied in cardiovascular and renal research endpoint contexts.

Specifications

Formulated as a 30mg lyophilized vial for enhanced laboratory stability and reconstitution accuracy. Store sealed away from light contact. Store in a controlled climate matrix at −20°C for long-term research asset protection.

Tirzepatide vs Retatrutide

Tirzepatide is a dual agonist, engaging GLP-1 and GIP. Retatrutide (20mg) — often shortened to reta — is a triple agonist that adds the glucagon receptor (GCGR), and that third target is the mechanistic difference researchers most often model between the two compounds. The retatrutide listing carries a side-by-side receptor comparison table, and both are stocked in our Metabolic Research category.

Where can I read the research on tirzepatide?

We do not paraphrase research findings on this page. For a compound supplied for laboratory use, the primary sources are what matter, and they are public: the peer-reviewed record is indexed on PubMed, and registered clinical studies are listed on ClinicalTrials.gov. Both are maintained by the U.S. National Institutes of Health and are free to search.

How much does tirzepatide cost?

Tirzepatide (30mg) is $99.99 per vial, in stock and available for immediate dispatch — that works out to $3.33 per mg, which is the figure worth comparing across suppliers, since headline vial prices are not comparable when vial sizes differ. There are no hidden surcharges, no payment-processor fees added at checkout, and no minimum order. Delivery is costed separately and transparently: same-day Bay Area courier from $19.95 depending on your city, or flat-rate FedEx 2Day nationwide. You can check the exact courier fee for your city before you order. Volume and institutional pricing is available for laboratories ordering in quantity — email support@sfbayareapeptides.com with your requirements.

How is tirzepatide tested?

Every lot is independently tested by a third-party laboratory, with identity and purity confirmed by high-performance liquid chromatography (HPLC). Testing is carried out on each lot before it is released for sale.

Where can I buy tirzepatide?

You can buy Tirzepatide online directly from this page. SF Bay Area Peptides is a San Francisco–based research-compound supplier shipping nationwide, and we hold stock locally rather than drop-shipping — which is why same-day delivery is possible at all. Order before 12:00 p.m. Pacific on a business day and your order qualifies for same-day courier delivery across the San Francisco Bay Area — San Francisco, Oakland, San Jose, Fremont, Sunnyvale, Santa Clara and 100+ more cities. Outside the Bay Area, orders ship FedEx 2Day in temperature-controlled packaging anywhere in the United States. See full delivery zones and pricing. Payment is by debit or credit card at checkout — see how payment works if you would like the detail before ordering. For Laboratory Research Use Only — Not for Human or Animal Consumption. Not for distribution. Must be 18+ to purchase.