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Published recovery field note

Sermorelin (10mg vials) - Peptide Partners

Sermorelin functions as a synthetic analog of human growth hormone-releasing hormone (GHRH).

Context first

Study findings do not automatically establish clinical benefit, safety, dosing, or suitability for an individual.

Sermorelin (10mg vials)

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Peptide Partners

Sermorelin

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Product Format

10mg vials

Vial Size

10mg

Vial Capacity

3 mL

Box Combinations

20mg, 50mg, 100mg, 200mg

Cost per milligram

$3.98 – $4.90

Multi-vial Purity

99.94%

Endotoxin Screening

PASSED

Heavy Metals Screening

Purity Screening

Independently Tested

YES

Peptide Partners Manufacturer ID: VI32

Batch ID: SER202601

Research Studies

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/

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.

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

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.

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/

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.

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.

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

Kisspeptin-10

KSS2607

VI32

2026-07-02

99.71%

Kovera

View File

Reconstitution Solution

BAC202603

WF03

2026-07-13

99.9%

Retatrutide

RTT2613

99.77%

PT-141

PT202605

2026-06-25

99.74%

Tesamorelin

TES202607

2026-06-19

99.80%

TrustPointe

KPV

KV202606

2026-06-12

99.36%

Yes

BPC-157

BC202607

99.82%

Ipamorelin

IP202606

99.98%

Semaglutide

SM202607

99.96%

RTT202606

CJC-1295 ND

CJ202606

2026-06-10

99.88%

RT202607

2026-06-09

99.76%

Tirzepatide

TZ202605

99.55%

99.68%

99.70%

99.34%

99.65%

99.90%

NAD+

NDB202606

2026-05-28

GHK-Cu

CU202605

2026-05-13

99.67%

Epithalon

ET202604

99.86%

5-Amino-1MQ

AM202604

99.78%

2026-05-29

99.53%

Chromate

2026-06-11

99.22%

MOTS-c

MC202605

2026-06-08

TB-500 (TB4)

TB202605

TES202605

99.81%

RT202605

2026-05-27

99.75%

BAC202602

2026-05-14

CJC-1295 ND / Ipamorelin

CJIP202605

99.93%

Cagrilintide

CG202607

BPC-157/TB-500

BB202605

99.73%

CU202604

BC202604

99.72%

CIT: CJC-1295 ND / Ipamorelin / Tesamorelin

CIT202604

2026-05-07

TES202604

2026-04-21

99.85%

DSIP

DS202605

KLOW Blend

KW202604

AOD-9604

AO202605

2026-04-20

CG202603

2026-04-14

MC202603

2026-04-04

RT202604

2026-04-16

99.54%

Sermorelin

SER202601

2026-04-01

Pinealon

PN202603

2026-04-03

SS-31

SS202601

Semax

SX202603

2026-03-31

99.91%

RT202603

2026-03-30

99.40%

GLOW Blend

GW202603

2026-03-25

TZ202603

2026-03-27

99.89%

BB202604

99.63%

TES202603

99.52%

2026-03-18

99.60%

Ipamorelin/CJC-1295 (No DAC)

CJIP202602

2026-02-27

99.92%

Thymosin Alpha-1

TA202602

2026-02-25

99.95%

KLOW

KW202602

2026-03-01

NDB202601

2026-02-07

SS202602

2026-02-08

MC202602

2026-02-09

99.41%

Selank

SEK202601

2026-01-29

Unbuffered NAD+

NDU202601

MZ21

2026-01-20

KV202601

IP202601

2026-01-14

TB500 (TB4)

TB202601

RT202602

2026-01-13

PT202512

2026-01-12

BioRegen

SM202601

2026-01-10

CAG202601

99.33%

TES202601

2025-12-29

BP202512

99.46%

BB202512

99.64%

GK202512

SH07

2025-12-19

99.79%

MC202512

2025-12-22

RP260130

SS202512

RP202601

DF05

CJIP202512

2025-12-09

RP202511

RP20251020

2025-11-10

RP20251001

2025-10-13

TZ20250915

2025-10-03

RP20250929

99.47%

Humanin

HP20250805

2025-09-19

YC20250807

99.87%

DS20250820

SY20250806

CJC/Ipamorelin

CI20250805

2025-09-11

99.84%

BP20250808

2025-09-05

99.99%

SM20250723

2025-08-27

TS20250722

2025-08-22

99.10%

CJ20250724

2025-08-20

99.43%

SM20250801

EJ12

IP20250721

2025-08-15

CU20250717

2025-08-09

TZ20250730

2025-08-08

ND20250503

2025-07-31

VIP

VP20250511

99.42%

CD20250708

2025-07-25

BPC/TB500

BB20250630

2025-07-17

TB20250614

Current Endotoxin Certifications

2026-06-30

Conforms

2026-06-22

2026-06-15

2026-05-18

2026-03-26

CJC-1295 ND/Ipamorelin

2026-03-17

TA202601

2026-01-28

TB500

2026-01-07

2026-01-06

2025-12-30

2025-12-08

2025-09-03

Bacteriostatic Water

BAC20250807

2025-08-11

2025-08-04

2025-07-29

2025-07-24

Current Heavy Metal Certifications

2026-07-01

2026-06-26

2026-06-13

2026-06-05

TB-500

2026-05-26

2026-05-24

2026-05-16

2026-04-26

2026-04-22

2026-05-05

2026-04-24

2026-04-02

2026-03-29

2026-01-26

2026-01-19

2026-01-08

2025-12-03

2025-11-24

2025-11-12

Current Sterility Certifications

Pass

2026-06-23

-

2026-04-12

BAC202601

2025-09-09

Meta-Z

MZR20250713

2025-08-26

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:

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/mLBecause 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>

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.

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