Tesamorelin
£74.99 – £129.99Price range: £74.99 through £129.99 inc. VAT
**For bulk orders (10 or over), please email us.
Tesamorelin — Research Compound
Tesamorelin is a synthetic analogue of Growth Hormone-Releasing Hormone (GHRH) that specifically incorporates a trans-3-hexenoic acid group to increase its stability and potency. It is primarily studied for its ability to stimulate the pituitary gland to produce and secrete endogenous growth hormone. Researchers investigate Tesamorelin for its selective impact on visceral adipose tissue and its role in modulating lipid metabolism and insulin-like growth factor 1 (IGF-1) levels in specific metabolic research models.
Findings from early-stage clinical trials have reported:
- Significant reductions in visceral adipose tissue (VAT) of approximately 15–20% observed in clinical cohorts
- Sustained elevations in circulating IGF-1 levels reported throughout the study period
- Improvements in lipid profiles, including reductions in non-HDL cholesterol, noted in experimental models
- Observed preservation of lean body mass and stable glycemic control reported in research subjects
Researchers study Tesamorelin to explore the mechanisms of fat distribution and the regulation of the somatotropic axis. Its high specificity for abdominal fat reduction makes it a valuable tool for investigating metabolic syndrome and the biological drivers of lipodystrophy. By analyzing its effect on the GHRH receptor, researchers aim to better understand the systemic impact of optimized growth hormone secretion on cardiometabolic health.
Available Formats:
This compound is available as a vial of lyophilised powder, or can be ordered in a disposable pen, a reusable pen, or a cartridge for an existing reusable pen system.
Used solely for in vitro experiments and cannot be:
- Used in clinical trials involving humans
- Administered to humans as part of an experiment or investigation
- Supplied to another party for human investigational use
| IDENTIFICATION | Catalogue Number | RP-TESAMORELIN-01 |
| CAS Number | 218949-48-5 |
| Molecular Weight (g/mol) | 5135 g/mol |
| Molecular Formula | C221H366N72O67 |
| Peptide Sequence | GRF (1-44) analogue |
| PHYSICAL AND CHEMICAL PROPERTIES | |
| Active Ingredient | Tesamorelin |
| Appearance | White to off-white lyophilised powder |
| Melting Point | Not applicable (decomposes before melting) |
| ANALYTICAL AND QUALITY CONTROL | |
| Mass Spectrum | Conforms to specification |
| Structural Confirmation | Consistent with theoretical structure / sequence |
| RESEARCH USE AND SAFETY | |
| Caution | Handle using appropriate PPE and in compliance with relevant laboratory safety standards. |
| Intended Use | For laboratory research use only. Not for human or veterinary use. |
| Hazard Classification | Not classified as hazardous under GHS for research quantities |
| STORAGE, HANDLING AND STABILITY | |
| Storage Temperature, Opened | -20 °C, minimise freeze–thaw cycles |
| Storage Temperature, Unopened | -20 °C recommended for long-term storage |
| Shelf Life | 2 years unopened under recommended conditions |
| Reconstitution Stability | Stable for up to 28 days at 2–8 °C in aqueous solution under sterile conditions |
Certificate of Analysis – Tesamorelin (99% Purity Verified)
| COMPOUND IDENTIFICATION | |
| Batch / Reference ID | TM100128 |
| Sample Form | White powder in glass vial |
| ANALYTICAL RESULTS | |
| Chemical Purity | 99% (Verified) |
| Measured Content | 10.21 mg (± 0.05 mg) |
| Test Method | HPLC (High-Performance Liquid Chromatography) |
| LABORATORY TESTING INFORMATION | |
| Analysis Period | 03 Mar 2026 – 09 Mar 2026 |
| Laboratory Order # | 100012942 |
| QUALITY ASSURANCE | |
| Quality Testing Standards | All River Peptides products undergo batch-level laboratory analysis to verify compound identity and confirm purity levels. Learn more on our Quality Testing & Purity Verification page. |


