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Tesamorelin

Price range: £74.99 through £129.99 inc. VAT

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  • The Wolverine Stack (BPC157/TB500 Blend - 5/5mg)

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    ⚠️ COLD-CHAIN LOGISTICS: We utilise specialized Cold-Chain Logistics for these pre-mixed solutions; therefore, Express Shipping is mandatory for Cartridges and Pen systems to ensure maximum product stability and integrity.
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    Reusable pens are temporarily out of stock.

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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.