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Tesamorelin research product
LotTSM03HPLC purity99.90%TestedSep 4, 2026ILS Laboratories · ISO/IEC 17025 accredited

Growth Hormone & Growth Factor Research

Tesamorelin

Lyophilized in the USACAS 218949-48-55135.86 g/molStabilized GHRH analog

Tesamorelin is a synthetic peptide analog studied in research models involving growth hormone signaling, IGF-1 pathway activity, metabolic regulation, body-composition research, and adipose tissue biology.

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1
$79.99
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Your purchasing batch
TSM03
Certificate on record · 5 lots published

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COA
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Ships from Irvine, California
Tracked delivery on every order
Per-batch COA access
Every order ships with certificate access for its lot
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Volume pricing applies automatically from three vials and reaches 20% at twenty. Larger runs, institutional supply and custom timelines get a quote.

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Verified test results

Every batch, independently verified.

Each batch is analyzed by an independent third-party laboratory before release. The lots below were tested by Chromate and ILS Laboratories. Below is the report for lot TSM03, summarized from the certificate the lab published.

ILS
ILS Laboratories
Independent · ISO/IEC 17025 accredited
PASS
Certificate of Analysis · COA-2026-UGJBWH
99.90%
Purity by HPLCSPEC ≥ 95.0%
Lot
TSM03
Tested
Sep 4, 2026
Labeled
10mg
Measured
10.67mg
ISO 17025 accreditedFentanyl freeFull QC panel5 lots on record
MethodFull QC Panel
IssuedSep 4, 2026 · signed by the lab director
VerifyQR code and access code printed on the certificate
Tesamorelin certificate of analysisOpen the TSM03 certificate
View the signed certificate →
Full QC Panel✓ 7 passed · 1 reported
Appearance
Per certificate
Good
PASS
Identity
HPLC
Confirmed
PASS
Purity
HPLC
99.90%
SPEC ≥ 95.0%
PASS
Net peptide content
HPLC
10.67mg
REPORT ONLY
REPORTED
Sterility
PCR
No Growth
PASS
Endotoxins
LAL
<0.05EU/mL
SPEC ≤ 5 EU/mL
PASS
Heavy metals
ICP-MS
All Below Limits
USP <233>
PASS
Fentanyl screen
Per certificate
Not detected
PASS

Every batch on record

Every lot we have published for this compound, grouped by the lab that tested it, newest first. Open any certificate below, exactly as the lab released it.

Open the COA portal →
ILS Laboratories3 certificates
Latest published
TSM03
99.90%

Labeled10mg

IdentityConfirmed

Measured10.67mg

TestedSep 4, 2026

View certificate →On record
TSM501
99.63%

Labeled5mg

IdentityConfirmed

Measured5.33mg

TestedAug 24, 2026

View certificate →On record
TSM03
99.76%

Labeled10mg

IdentityConfirmed

Measured10.43mg

TestedJul 26, 2026

View certificate →
Chromate3 certificates
On record
FX35

TestedApr 22, 2026

View certificate →On record
#32017

TestedFeb 6, 2026

View certificate →On record
#29107

TestedNov 3, 2025

View certificate →

Side by side

How Disguised compares.

Disguised
Typical supplier
Per-batch third-party COA
Yes
Rarely provided
ISO 17025 lab testing
Yes
Inconsistent
HPLC purity verified
Yes
Often unverified
Sterility tested
Yes
Rarely
Endotoxin tested
Yes
Rarely
Heavy metal tested
Yes
Rarely
Conformity testing
Yes
Not standard
Fentanyl screening
Yes
Not standard
Made & tested in the USA
Yes
Often overseas
Discreet, tracked shipping
Yes
Varies

Technical specifications

Compound Information

Read the Tesamorelin research guide
Molecular Profile

What is Tesamorelin?

CAS Number218949-48-5
Molecular FormulaC₂₂₁H₃₆₆N₇₂O₆₇S
Molecular Weight5135.86g/mol
Peptide ClassStabilized GHRH analog
PubChem Database
Storage Requirements

Stability information.

Avoid freeze/thaw cyclesProtect from lightRefrigerate after reconstitution
−20°C
Lyophilized powder, as shipped
The most stable form. Store cold and protected from light until it is reconstituted.
2–8°C
After reconstitution
Refrigerate once reconstituted and keep it protected from light.

Peer-reviewed literature

The research behind this compound, cited in full.

Every reference below is a published, peer-reviewed record, linked to its PubMed entry. Provided for educational reference only - not product claims.

01The Annals of pharmacotherapy · 2012Tesamorelin: a growth hormone-releasing factor analogue for HIV-associated lipodystrophySpooner LM, et al.02Drugs · 2011Tesamorelin: a review of its use in the management of HIV-associated lipodystrophyDhillon S03Expert opinion on investigational drugs · 2009Tesamorelin, a human growth hormone releasing factor analogueWang Y, et al.04AIDS (London, England) · 2024Efficacy and safety of tesamorelin in people with HIV on integrase inhibitorsRusso SC, et al.05Nature reviews. Drug discovery · 2011TesamorelinGrunfeld C, et al.

Important research notice

Not for human, veterinary, or food use. This product is sold exclusively for laboratory research purposes. It is not intended to diagnose, treat, cure, or prevent any disease, and has not been evaluated by the FDA.

All referenced publications and registries are sourced from peer-reviewed journals and official registries. They are provided for educational reference only and are not product claims.

By purchasing, you confirm you are a qualified researcher and will handle this product in accordance with all applicable laws and regulations.

Ready when you are

Nothing ships without paperwork. Every lot is on record.

The lot on this page links to the signed certificate for that batch.

5Lots on record
99.90%HPLC purity, latest lot
17025ISO/IEC accredited lab
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View Full Product Description

Tesamorelin: Premium Research Grade Growth Hormone–Releasing Peptide Analog

Tesamorelin is a synthetic peptide analog studied in research models involving
growth hormone signaling, IGF-1 pathway activity, metabolic regulation, body-composition research, and adipose tissue biology.

Disguised Alpha Tesamorelin is made for researchers who expect more than a generic peptide listing. Each batch is reviewed through our internal quality assurance process, supported by third-party analytical testing, and fulfilled directly by our in-house team.

GH/IGF-1 Research

Studied in models involving growth hormone release, IGF-1 signaling, and endocrine pathway regulation.

Metabolic Pathways

Relevant to research involving adipose tissue biology, lipid metabolism, and body-composition models.

In-House QA

We do not use a 3PL. Orders are inspected, packed, and shipped directly by our internal team.

Why Tesamorelin Matters in Research

Tesamorelin is studied as a growth hormone–releasing hormone analog, making it highly relevant in research focused on pituitary signaling, growth hormone secretion, IGF-1 activity, and downstream metabolic effects.

Its research profile makes it especially useful in models involving body composition, visceral adipose tissue signaling, lipid metabolism, endocrine regulation, and age-associated metabolic pathway studies.

  • Studied in growth hormone signaling research
  • Relevant to IGF-1 pathway and endocrine models
  • Used in adipose tissue and body-composition research
  • Studied in lipid metabolism and metabolic regulation models
  • Relevant to pituitary-axis and age-associated pathway studies

Why Our Testing Process Is Different

Many companies claim “third-party tested,” but testing only matters when the laboratories are credible and the results are actually reviewed. Disguised Alpha personally vetted the laboratory partners we work with before building those relationships.

Our testing process is part of a larger quality-control system that includes supplier accountability, batch-level review, internal QA, professional storage, and in-house fulfillment.

  • Third-party analytical verification
  • ISO-accredited laboratory partners
  • Identity and purity documentation review
  • Internal batch approval before release
  • Direct oversight from intake to final shipment

Verify Our Claims

We believe researchers should be able to verify the standards we speak about. Learn more about the independent laboratories we work with below.


Visit ILS Labs

Visit Chromate

The Disguised Alpha Standard

Disguised Alpha is built around direct accountability. Every order is processed, inspected, packaged, and shipped by our in-house team instead of being passed off to a third-party logistics warehouse.

This gives us tighter control over fulfillment accuracy, packaging quality, storage standards, and customer experience. Our goal is not to be the cheapest research supplier. It is to provide clean, professionally handled compounds with real quality oversight behind them.

Research Use Disclaimer:
This product is sold strictly for laboratory research purposes only. It is not intended for human consumption, medical use, diagnostic use, therapeutic use, weight-loss use, bodybuilding use, or the treatment, prevention, or diagnosis of any disease. Researchers are responsible for ensuring proper handling, storage, and compliance with all applicable regulations.

Batch documentation for Tesamorelin

Match the selected product option and assigned shipping lot to the corresponding report in the COA portal. Check the compound or components, sample identification, test date, methods and results actually reported. Results for another lot or formulation are not a substitute.

Does a purity percentage state the amount in the container?

No. Analytical purity and measured content are different measurements. Compare labeled quantity with measured content only where the report provides a compatible result and unit.

Read the Tesamorelin research reference. For batch documentation or formulation questions, contact Disguised Alpha.

Additional product details

Tesamorelin is a synthetic peptide analog studied in research models involving growth hormone signaling, IGF-1 pathway activity, metabolic regulation, body-composition research, and adipose tissue biology.

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