Tirzepatide 5mg
Synthetic dual receptor analog peptide — 39 amino acids Designed for simultaneous activity at two receptor systems Research-grade · Lyophilized powder For in vitro dual-receptor signaling research only
For laboratory research use only. Not for human or veterinary consumption. SKU TR5.
Product details.
The rationale is straightforward: GLP-1 receptor activation drives glucose-dependent insulin secretion and appetite-regulating signals from the hypothalamus. GIP receptor activation adds something GLP-1 cannot reach — direct metabolic signaling in adipose tissue and bone through receptor populations that GLP-1 agonists simply do not engage. Preclinical data suggests the combined effect is greater than additive.
Why dual agonism matters
GIP and GLP-1 both signal through cAMP-mediated pathways in pancreatic beta cells, but their downstream effects diverge substantially. GIP receptors are expressed in adipose tissue and the central nervous system at densities that GLP-1 receptors are not. This means a dual agonist like TR2 engages metabolic control points — particularly in fat tissue signaling and energy balance — that selective GLP-1 compounds leave untouched.
Preclinical models have shown amplified insulinotropic responses when both receptor systems are active, with effects on glucagon regulation, beta cell function, and body composition that exceed what either pathway delivers independently.
Specifications
| Amino Acids | 39 |
| Classification | Dual GIP/GLP-1 receptor agonist |
| Form | Lyophilized powder |
| Quantity | 5mg per vial |
Preclinical research highlights
Dual incretin receptor activation has been characterized in preclinical models for synergistic effects on pancreatic beta cell function, insulin secretion kinetics, and glucagon regulation. Additional research has examined glucose homeostasis, energy expenditure, appetite regulation, and body composition outcomes — with the dual approach consistently outperforming single-receptor activation in these models.
How TR2 compares to SM1
SM1 is a selective GLP-1 receptor agonist — 31 amino acids, one receptor target. TR2 is 39 amino acids and hits both GIP and GLP-1 receptors. The comparative research literature documents meaningfully different metabolic profiles between the two approaches, particularly in adipose tissue signaling. Both are available from Heritage Labs USA for researchers interested in the incretin axis.
Frequently paired with
- Cagrilintide 5mg — Amylin analog acting through separate hindbrain satiety circuits
- MOTS-C 10mg — Mitochondrial peptide for AMPK-mediated metabolic studies
- L-Carnitine 600mg — Mitochondrial fatty acid transport research
Quality and testing
Every Heritage Labs compound is manufactured to research-grade standards and shipped in protective packaging.
Storage
- Lyophilized: Store at -20°C for long-term stability
- Reconstituted: 2-8°C, use within 30 days
For laboratory research use only. Not for human or veterinary use.
