
Limitless Bundle
3-piece stack
Cognitive$382.47
Dihexa, Cerebrolysin and Semax in one research stack, sold as a single fixed-price item. Three neurotrophic compounds studied for synaptogenesis, neuroprotection and BDNF/NGF expression.
30 mg vial · Lyophilized powder
Free Priority shipping on orders $400+ · Free Express at $750+
Triple Receptor
Three distinct metabolic receptor pathways
≥99% Purity
Third-party HPLC & MS verified
Phase 2 Data
NEJM clinical trial published
Thermogenic
Glucagon-pathway energy expenditure
Third-Party Verified · ≥99% Purity
VERIFIEDIndependent HPLC analysis by Aegis Peptide Analytics. Batch-specific COA on file.
View Full Lab Report →Research use only. Not for human consumption or clinical use. Not FDA evaluated. For qualified laboratory research only.
Molecular Weight
4603.4 g/mol
Research Protocol
Research Guide
Triple Agonists: The Retatrutide Story
Retatrutide is a synthetic peptide studied as a triple metabolic receptor agonist, examined for the combined pharmacological effects of activating three distinct signaling pathways simultaneously. The triple-receptor mechanism produces research outcomes across appetite signaling, thermogenesis, and lipid metabolism simultaneously. Each receptor pathway contributes a distinct signal: the first modulates the incretin response; the second influences appetite-regulating pathways; the third drives thermogenic output and energy expenditure — a pathway not present in single or dual-agonist compound classes studied in parallel. Phase 2 clinical trials, published in the New England Journal of Medicine, documented significant reductions in body weight and metabolic markers across study cohorts. These outcomes were described by investigators as among the most comprehensive findings in this receptor agonist class to date. For research programs examining multi-receptor pharmacology and metabolic signaling mechanisms, Retatrutide represents the most advanced clinical dataset in this compound class. For research use only.
Retatrutide is a synthetic peptide studied as a triple metabolic receptor agonist in Phase 2 clinical research. Published Phase 2 trial data, including findings in the New England Journal of Medicine, examined the combined pharmacological profile of activating three distinct receptor pathways simultaneously. 99% purity, batch-verified. For research use only. Available as Lyophilized powder. Sold in 30 mg vial units. Every batch is independently third-party tested: HPLC purity confirmed at ≥99%, with mass spectrometry identity verification. A batch-specific Certificate of Analysis (COA) ships with every order. US-based supplier with same-day dispatch on orders before the daily cutoff (HST). For research use only. Not for human consumption.
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3-piece stack
Cognitive$382.47
Dihexa, Cerebrolysin and Semax in one research stack, sold as a single fixed-price item. Three neurotrophic compounds studied for synaptogenesis, neuroprotection and BDNF/NGF expression.

2 separate vials
Recovery$134.98
BPC-157 + TB-500. One vial of each, supplied separately sealed with component-specific batch documentation. For laboratory research only.

3 separate vials
Recovery$179.97
BPC-157 + TB-500 + GHK-Cu. One vial of each, supplied separately sealed with component-specific batch documentation. For laboratory research only.

4 separate vials
Recovery$224.96
BPC-157 + TB-500 + GHK-Cu + KPV. One vial of each, supplied separately sealed with component-specific batch documentation. For laboratory research only.
Quality Dossier
Third-Party Verified
Every batch of Retatrutide is run through High-Performance Liquid Chromatography. The chromatogram confirms purity percentage and identifies any impurity peaks. Our minimum standard is ≥99% by HPLC, verified by accredited third-party laboratories on every production batch.
Mass spec confirms the molecular weight of Retatrutide matches the theoretical value exactly. This verifies the compound identity, confirming it is not a substitute or mislabeled product.
Endotoxin testing ensures the compound is free from bacterial contamination. Combined with HPLC purity and MS identity confirmation, this is the full three-point verification used by accredited research labs.
Want to understand how to read a COA? Read our COA guide.
Research by Goal
Research Resources