For Research Use Only. Not for Use in diagnostic procedures.

This product is solely intended for research purposes as a chemical compound. Its designation permits its use exclusively for in vitro testing and laboratory experimentation. All information regarding this product provided on our website is purely educational. By law, any form of bodily introduction of this product into humans or animals is strictly prohibited. It should only be handled by professionals who are licensed and qualified. This product is neither a drug, food, nor cosmetic, and must not be misrepresented, misused, or mislabeled as such.

Sermorelin (20mg – 200mg)

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Price range: $114.00 through $830.00
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Sermorelin

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Save over 70%!

Cost per milligram $4.15 – $5.70
Purity 99.84%
Certified Endotoxin-safe Yes
Independently Tested Yes
  • Peptide Partners Manufacturer ID: WF03
  • Batch ID: SM20250723

 

Research Studies

(for research purposes only)

 

Study 1: A potentially effective drug for patients with recurrent glioma: sermorelin

Authors: Chang Y, Huang R, Zhai Y, Huang L, Feng Y, Wang D, Chai R, Zhang W, Hu H.

Source: https://pmc.ncbi.nlm.nih.gov/articles/PMC8033379/

Scientific Findings

The study investigated the effect of sermorelin on glioma cell lines U87 and LN229. The results showed that sermorelin inhibited the proliferation of these cells in a dose-dependent manner. The study suggests that sermorelin may inhibit tumor cell proliferation by blocking the cell cycle. Gene ontology (GO) and Kyoto encyclopedia of genes and genomes (KEGG) analyses found that the Drug Resistance Score (DRS) of sermorelin was negatively correlated with cell proliferation and immune function.

Plain English Interpretation

This research explored whether the peptide Sermorelin could be a potential treatment for a type of brain tumor called glioma. The scientists tested Sermorelin on cancer cells in a lab dish and found that it could stop the cancer cells from growing. The study suggests that Sermorelin might work by interfering with the cancer cells’ ability to divide and multiply. It also seems to boost the immune system’s ability to fight the cancer. This is an early-stage study, but it suggests that Sermorelin could be a promising new drug for patients with recurrent glioma.

 

Study 2: Advances in the detection of growth hormone releasing hormone synthetic analogs

Authors: Memdouh S, Gavrilović I, Ng K, Cowan D, Abbate V.

Source: https://analyticalsciencejournals.onlinelibrary.wiley.com/doi/10.1002/dta.3183

Scientific Findings

This study investigates the in vitro metabolism of four growth hormone-releasing hormone (GHRH) synthetic analogs, including sermorelin, in fortified urine for anti-doping purposes. The researchers identified nineteen major in vitro metabolites of these GHRH analogs. For sermorelin, several degradation products were identified, which will aid in the development of more effective detection methods for its misuse in sports.

Plain English Interpretation

Scientists in this study were looking for a way to detect if athletes are illegally using substances like Sermorelin to enhance their performance. They developed a method to find these substances in urine. In the lab, they mixed Sermorelin with urine and observed how it breaks down. They identified several smaller pieces, or ‘metabolites’. Knowing what these metabolites look like is crucial for creating a reliable drug test, because the test can then look for these specific markers.

 

Study 3: Qualitative identification of growth hormone-releasing hormones in human plasma by means of immunoaffinity purification and LC-HRMS/MS

Authors: Knoop A, Thomas A, Fichant E, Delahaut P, Schänzer W, Thevis M.

Source: https://pmc.ncbi.nlm.nih.gov/articles/PMC4830873/

Scientific Findings

This study aimed to develop a method for detecting various growth hormone-releasing hormones (GHRHs), including Sermorelin, in human plasma for anti-doping purposes. In an in-vitro experiment, Sermorelin was incubated in human plasma. The researchers observed that Sermorelin was completely degraded after 4 hours. They identified a metabolite, GRF(3-29), which results from the cleavage of the N-terminal Tyr-Ala-residue by the enzyme dipeptidyl peptidase-IV (DPP-IV). This finding is important for developing effective anti-doping tests, as it’s often the metabolites of a substance, rather than the substance itself, that are detected in biological samples.

Plain English Interpretation

Scientists in this study were looking for a way to detect if athletes are illegally using substances like Sermorelin to enhance their performance. They developed a method to find these substances in blood. In the lab, they mixed Sermorelin with human blood plasma and observed how it breaks down. They found that Sermorelin is broken down into a smaller piece, a ‘metabolite’. Knowing what this metabolite looks like is crucial for creating a reliable drug test, because the test can then look for this specific marker.

Storage:

All of our manufacturing partners produce peptides using the Lyophilization (Freeze Drying) process, ensuring products maintain stability for shipping and storage for 12+ months.

In lyophilized form, they are shelf-stable for many weeks. However, for long-term storage, it is recommended to store them in the freezer.

We often hear concerns about the standard “discard after 28 days of first use” disclaimer. Don’t worry, this has nothing to do with studies regarding the efficacy of specific peptides. 28 days is the FDA requirement for producers of multi-use vials to prove their bacteriostatic maintains efficacy. This minimum requirement becomes the de facto standard.

In our experience, if you use proper sterile procedures and refrigerated storage, you can continue sampling from the same reconstituted vial for 3+ months.

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Third-party testing

Peptide Partners is committed to providing high-purity peptides at wholesale prices by frequently auditing its manufacturing partners using third-party laboratories. Independent analysis is vital to ensuring the quality and authenticity of your research peptides. Never trust a supplier that doesn’t submit to third-party testing. Never trust a certification that cannot be independently verified. All of the certificates that we provide can be validated on the third-party laboratory’s website.

Each product description contains a Manufacturer ID corresponding to the producer of that product. The table below contains the most recent third-party analyses for all manufacturers and peptides listed on Peptide Partners.

Current Purity certifications

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PeptideBatch IdManufacturerDatePurityLaboratory
SS-31SS202602WF032026-02-0899.68%ChromateView File
MOTS-cMC202602WF032026-02-0999.41%ChromateView File
SelankSEK202601VI322026-01-2999.94%ChromateView File
Unbuffered NAD+NDU202601MZ212026-01-2099.85%ChromateView File
KPVKV202601VI322026-01-2099.90%ChromateView File
IpamorelinTB202601WF032026-01-1499.92%TrustPointeView File
TB500 (TB4)TB202601WF032026-01-1499.86%TrustPointeView File
RetatrutideRT202602WF032026-01-1399.63%TrustPointeView File
PT-141PT202512VI322026-01-1299.89%BioRegenView File
SemaglutideSM202601MZ212026-01-1099.70%TrustPointeView File
CagrilintideCAG202601MZ212026-01-1099.33%TrustPointeView File
TesamorelinTES202601WF032025-12-2999.71%TrustPointeView File
BPC-157BP202512WF032025-12-2999.46%TrustPointeView File
BPC-157/TB-500BB202512WF032025-12-2999.64%TrustPointeView File
GHK-CuGK202512SH072025-12-1999.79%BioRegenView File
MOTS-cMC202512WF032025-12-2299.89%BioRegenView File
RetatrutideRP260130VI322025-12-2299.72%TrustPointeView File
SS-31SS202512WF032025-12-1999.70%TrustPointeView File
RetatrutideRP202601DF052025-12-2299.63%TrustPointeView File
Ipamorelin/CJC-1295 (No DAC)CJIP202512WF032025-12-0999.80%TrustPointeView File
RetatrutideRP202511DF052025-12-1999.73%TrustPointeView File
RetatrutideRP20251020DF052025-11-1099.33%TrustPointeView File
RetatrutideRP20251001DF052025-10-1399.86%TrustPointeView File
TirzepatideTZ20250915DF052025-10-0399.74%TrustPointeView File
RetatrutideRP20250929VI322025-10-0399.47%TrustPointeView File
HumaninHP20250805WF032025-09-1999.92%BioRegenView File
MOTS-cYC20250807WF032025-09-1999.87%BioRegenView File
DSIPDS20250820SH072025-09-1999.88%BioRegenView File
SS-31SY20250806WF032025-09-1999.70%BioRegenView File
CJC/IpamorelinCI20250805WF032025-09-1199.84%TrustPointeView File
BPC-157BP20250808WF032025-09-0599.99%TrustPointeView File
SermorelinSM20250723WF032025-08-2799.84%BioRegenView File
TesamorelinTS20250722WF032025-08-2299.10%TrustPointeView File
CJC-1295 NDCJ20250724WF032025-08-2099.43%TrustPointeView File
SemaglutideSM20250801EJ122025-08-2099.34%TrustPointeView File
IpamorelinIP20250721WF032025-08-1599.64%TrustPointeView File
GHK-CuCU20250717SH072025-08-0999.73%BioRegenView File
TirzepatideTZ20250730EJ122025-08-0899.41%TrustPointeView File
NAD+ND20250503SH072025-07-3199.76%BioRegenView File
VIPVP20250511SH072025-07-3199.42%BioRegenView File
RetatrutideCD20250708SH072025-07-2599.42%TrustPointeView File
BPC/TB500BB20250630SH072025-07-1799.52%TrustPointeView File
TB500 (TB4)TB20250614SH072025-07-1799.68%TrustPointeView File

Current Endotoxin Certifications

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PeptideBatch IdManufacturerDateUSP ConformationLaboratory
Unbuffered NAD+NDU202601MZ212026-01-28ConformsTrustPointeView File
KPVKV202601VI322026-01-28ConformsTrustPointeView File
IpamorelinIP202601WF032026-01-13ConformsTrustPointeView File
TB500TB202601WF032026-01-13ConformsTrustPointeView File
RetatrutideRT202602WF032026-01-13ConformsTrustPointeView File
PT-141PT202512VI322026-01-07ConformsBioRegenView File
SemaglutideSM202601MZ212026-01-10ConformsTrustPointeView File
CagrilintideCAG202601MZ212026-01-10ConformsTrustPointeView File
TesamorelinTES202601WF032025-01-06ConformsTrustPointeView File
BPC-157BP202512WF032025-12-30ConformsTrustPointeView File
BPC-157/TB-500BB202512WF032025-12-30ConformsTrustPointeView File
RetatrutideRP260130DF052025-12-22ConformsTrustPointeView File
SS-31SS202512WF032025-12-19ConformsTrustPointeView File
RetatrutideRP202601DF052025-12-22ConformsTrustPointeView File
Ipamorelin/CJC-1295 (No DAC)CJIP202512WF032025-12-08ConformsTrustPointeView File
RetatrutideRP202511DF052025-11-10ConformsTrustPointeView File
RetatrutideRP20251020DF052025-11-10ConformsTrustPointeView File
RetatrutideRP20251001DF052025-10-13ConformsTrustPointeView File
TirzepatideTZ20250915DF052025-10-03ConformsTrustPointeView File
RetatrutideRP20250929VI322025-10-03ConformsTrustPointeView File
HumaninHP20250805WF032025-09-19ConformsBioRegenView File
MOTS-cYC20250807WF032025-09-19ConformsBioRegenView File
DSIPDS20250820SH072025-09-19ConformsBioRegenView File
SS-31SY20250806WF032025-09-19ConformsBioRegenView File
CJC/IpamorelinCI20250805WF032025-09-03ConformsTrustPointeView File
BPC-157BP20250808WF032025-09-03ConformsTrustPointeView File
Bacteriostatic WaterBAC20250807SH072025-08-27ConformsBioRegenView File
TesamorelinTS20250722WF032025-08-20ConformsTrustPointeView File
CJC-1295 NDCJ20250724WF032025-08-20ConformsTrustPointeView File
SermorelinSM20250723WF032025-08-20ConformsTrustPointeView File
SemaglutideSM20250801EJ122025-08-20ConformsTrustPointeView File
IpamorelinIP20250721WF032025-08-11ConformsTrustPointeView File
GHK-CuCU20250717SH072025-08-08ConformsTrustPointeView File
TirzepatideTZ20250730EJ122025-08-04ConformsTrustPointeView File
NAD+ND20250503SH072025-07-29ConformsTrustPointeView File
VIPVP20250511SH072025-07-29ConformsTrustPointeView File
RetatrutideCD20250708SH072025-07-24ConformsTrustPointeView File
BPC/TB500BB20250630SH072025-07-17ConformsTrustPointeView File
TB500 (TB4)TB20250614SH072025-07-17ConformsTrustPointeView File

Current Heavy Metal Certifications

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PeptideBatch IdManufacturerDateUSP ConformationLaboratory
IpamorelinIP202601WF032026-01-26ConformsTrustPointeView File
TB500TB202601WF032026-01-26ConformsTrustPointeView File
RetatrutideRT202602WF032026-01-26ConformsTrustPointeView File
SemaglutideSM202601MZ212026-01-19ConformsTrustPointeView File
CagrilintideCAG202601MZ212026-01-19ConformsTrustPointeView File
TesamorelinTES202601WF032026-01-19ConformsTrustPointeView File
BPC-157BP202512WF032026-01-08ConformsTrustPointeView File
BPC-157/TB-500BB202512WF032026-01-08ConformsTrustPointeView File
TirzepatideTZ20250915DF052025-12-03ConformsTrustPointeView File
TB500 (TB4)TB20250614SH072025-11-24ConformsTrustPointeView File
BPC-157BP20250808WF032025-11-12ConformsTrustPointeView File
BPC/TB500BB20250630SH072025-11-12ConformsTrustPointeView File
CJC-1295 NDCJ20250724WF032025-11-12ConformsTrustPointeView File
GHK-CuCU20250717SH072025-11-12ConformsTrustPointeView File
IpamorelinIP20250721WF032025-11-12ConformsTrustPointeView File
RetatrutideRP20251020DF052025-11-12ConformsTrustPointeView File
SermorelinSM20250723WF032025-11-12ConformsTrustPointeView File
SS-31SY20250806WF032025-11-12ConformsTrustPointeView File
TB500 (TB4)TB20250614SH072025-11-12ConformsTrustPointeView File
TesamorelinTS20250722WF032025-11-12ConformsTrustPointeView File
TirzepatideTZ20250730EJ122025-11-12ConformsTrustPointeView File

Current Sterility Certifications

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ProductBatch IdManufacturerDateUSP Pass/FailLaboratory
Bacteriostatic WaterBAC202601WF032025-01-13PassTrustPointeView File
Bacteriostatic WaterBAC20250807SH072025-09-09PassTrustPointeView File
Meta-ZMZR20250713DF052025-08-26PassTrustPointeView File

Verifiable certificates

When obtaining research peptides, it is essential to validate the authenticity of the Certificate of Analysis (COA). Certificate fraud runs rampant throughout the research peptide supply community. The two most common forms are doctored images and stolen certificates. You can check for these two by making sure the third-party laboratory’s website shows that the certificate belongs to the supplier and the values haven’t been doctored. TrustPointe Analytics provides a few simple rules for verification:

When obtaining research peptides, it is essential to validate the authenticity of the Certificate of Analysis (COA). Certificate fraud runs rampant throughout the research peptide supply community. The two most common forms are doctored images and stolen certificates. You can check for these two by making sure the third-party laboratory’s website shows that the certificate belongs to the supplier and the values haven’t been doctored. TrustPointe Analytics provides a few simple rules for verification:

Beware of fraudulent laboratories

Not only must one remain vigilant about potentially fraudulent certificates, one must also be aware that there are third-party laboratories whose results cannot be considered reliable or scientifically valid. Unfortunately, there is significant evidence to suggest that one of the most popular third-party testing labs does not use scientifically sound methodologies and, in some cases, has fabricated results. There isn’t an easy remedy for this problem, but when labs are particularly bad, there tend to be a lot of discussion threads on various social platforms.

Interpreting Endotoxin Results (via TrustPointe)

Our friends at TrustPointe have provided the following detailed explanation to help interpret the results of the endotoxin testing.

We use the Charles River Endosafe PTS system to test for bacterial endotoxins following USP <85> guidelines:

  • USP <85> Bacterial Endotoxin Result: <x.xx EU/mL
    Because it’s reported as “<x.xx” this indicates the test did not detect endotoxin above the detection limit of the cartridge.
  • If a result is above the limit of detection of the cartridge, it will be reported as a number (without the “<“).

The following are suitability parameters that verify the system was working properly and the sample prep dilution is appropriate for accurate results. Peptides often interfere with endotoxin detection due to their tendency to bind or mask endotoxins, which can lead to inaccurate low results. To overcome this, samples are typically tested at a large dilution to reduce matrix interference and ensure reliable recovery and detection in compliance with USP <85>.  If the dilution is not correct, the run will fail suitability and we’ll need to adjust the dilution to ensure accurate results. We provide the suitability data to customers for transparency and so they can be confident in the results.

USP <85> Sample CV %:

  • CV stands for coefficient of variation, a measure of repeatability.
  • For our lab, CV has to be <25% or the result to be considered valid

USP <85> Spike CV %:

  • This refers to the precision of the positive control (spiked sample).
  • Again, for our lab CV has to be <25% or the result to be considered valid

USP <85> Spike Recovery

  • This tells us how much of the known endotoxin spike was recovered from your sample.
  • The acceptable range is 50–200% per USP <85>
NOT SUITABLE FOR HUMAN CONSUMPTION – INTENDED FOR RESEARCH ONLY

Thank you for choosing Peptide Partners.

NOTICE: All information provided above is strictly intended for educational and informational purposes. Our products are designed for research use solely and are not approved for human consumption. Please refrain from any form of ingestion.

By making a purchase from Peptide Partners, you acknowledge that you are acquiring Research Chemicals. Our products are exclusively intended for laboratory research purposes.

It is imperative that only qualified and licensed professionals handle this product. Under no circumstances should it be utilized as a drug, agricultural or pesticide product, food additive, or household chemical. Misrepresentation of this product for such purposes is strictly prohibited by law. All content on our website is provided for educational use exclusively. Any form of introduction into the human or animal body is illegal.