
Certificate of Analysis
Independent analysis of this lot by Kovera Labs: HPLC purity and mass-spec identity.
- Purity
- 99.65%
- Lot
- ML-260927
- Tested Most recent
- Sep 2026
Tesamorelin Peptide
In stock99.65% purity (HPLC)
$140/ vial
$140$112 first-order price save $28 total20% off (SHOP20), auto-applied in cart
- Free shipping
- Free 2nd Day Air $200+
Same-day shipping: order by 4 PM ET Mon–Fri, noon Sat

Why Medicina Labs
- 30-Day Money-Back GuaranteeSee terms
- Third-Party Tested, Every LotPurity and identity checked by a US lab
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- Made in the USAShipped from Atlanta, GA
- Real Human SupportText or email, 7 days a week. Response within minutes.
Certificate of Analysis
Independent analysis of this lot by Kovera Labs: HPLC purity and mass-spec identity.
- Purity
- 99.65%
- Lot
- ML-260927
- Tested Most recent
- Sep 2026
Specifications
Specifications
- CAS
- 218949-48-5
- Molecular formula
- C221H366N72O67S
- Molecular weight
- ~5136 g/mol
- Form
- Lyophilized powder
- Purity (HPLC)
- 99.65% HPLC-UV
- Storage
- -20°C or colder
- Lot / COA
- PubChem CID
- 16137828
About
Tesamorelin Peptide Overview
Tesamorelin peptide is a synthetic analog of growth hormone–releasing hormone (GHRH), designed to modulate somatotroph axis signaling. In preclinical and experimental research, tesamorelin has been studied for its ability to influence endocrine pathway activity, regulate downstream cascades, and support investigations into systemic signaling dynamics.
Related GHRH-analog research peptides in the Medicina Labs catalog include Sermorelin and CJC-1295 (No DAC).
History
Tesamorelin was developed through research into GHRH peptides, building on discoveries that synthetic analogs could prolong the half-life and activity of native GHRH fragments. It was synthesized in the late 1990s and early 2000s as a stabilized peptide with improved pharmacokinetic properties, allowing for sustained endocrine pathway activation in experimental models. Research expanded into its effects on downstream signaling and systemic function, where it has remained an important tool in laboratory and preclinical studies.
Tesamorelin Structure
CAS #: 218949-48-5
Molecular Formula: C221H366N72O67S
Molecular Weight: ~5136 g/mol
PubChem ID: 16137828
Research Findings
Tesamorelin has been studied in endocrine, signaling, and molecular models, with research highlighting its activity in somatotroph axis modulation, downstream cascades, pathway dynamics, and protein synthesis pathways. Studies also report effects on lipid pathway signaling, endocrine markers, and molecular proliferation in preclinical systems.
Key Areas of Research:
- Endocrine: Somatotroph axis, signaling, cascades
- Signaling: Lipid pathways, dynamics, markers
- Molecular: Proliferation, remodeling, protein synthesis
Together, these findings suggest broad experimental potential for Tesamorelin across endocrine, signaling, and molecular pathways. By modulating somatotroph axis activity and influencing downstream cascades and protein synthesis processes, Tesamorelin provides a versatile research platform for exploring molecular remodeling, pathway characterization, and endocrine biology in laboratory settings.
Storage & handling
Store sealed vials at -20°C or colder, protected from light. Supplied as a lyophilized powder in a sealed glass vial.
Shipping
Same-day shipping on orders placed by 4 PM ET Monday–Friday and by noon ET on Saturday. Orders placed later ship the next shipping day; we do not ship on Sundays or carrier holidays.
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Medicina Labs LLC · 3929 Peachtree Rd NE, Atlanta, GA 30319
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