Research Use Only

Verified Research-Grade Peptides

Independent third-party COAs. Cold-chain shipping. Built for the bench.

8X Blend L-Carnitine (20mg) / L-Arginine (20mg) / Methonine (25mg) / Inositol (50mg) / Choline (50mg) / B6 (25mg) / B5 (5mg) / B12 (1mg)

$43.00

SKU: YPB.267 Categories: ,

Description

A multi-component research material supplied for controlled research environments. This 8X blend contains a synergistic combination of amino acids, vitamins, and cofactors designed for research into metabolic function, methylation pathways, and nutrient interaction studies in controlled laboratory settings.


Composition

• L-Carnitine
• L-Arginine
• Methionine
• Inositol
• Choline
• Vitamin B6 (Pyridoxine)
• Vitamin B5 (Dexpanthenol)
• Vitamin B12 (Methylcobalamin)
Appearance: Sterile liquid solution in a sealed 10 mL research vial


Research Focus (non-clinical)

• Investigation of amino acid and vitamin cofactor roles in metabolic pathways
• Studies on lipid metabolism and methylation cycle regulation
• Development of analytical assays for multi-component solution characterization
• Stability, sterility, and pH profiling under laboratory storage conditions

For qualified research professionals and institutional laboratories. Not for human use.


Documentation & Quality Assurance

Each lot is sourced through our verified global supply chain with emphasis on traceability and quality control.These documents are reviewed internally and displayed as they become available. Independent third-party testing is also performed on select lots to confirm identity, purity, and alignment with our internal specifications.


Important Notice

This product is intended for laboratory research use only. It is not intended for human or veterinary use, and must not be used for diagnostic, therapeutic, or clinical purposes.
This material is not a drug, medical device, or dietary supplement, and has not been evaluated by the U.S. Food and Drug Administration.


Quality & Manufacturing

All materials are sourced from carefully vetted domestic and international manufacturing partners who follow quality systems consistent with ISO and cGMP principles. Each supplier is reviewed for reliability, documentation integrity, and transparency in testing.

We require a verified purity of 99% or higher and perform independent third-party spot testing to confirm that select lots meet our internal standards for identity, purity, and composition. Where available, endotoxin testing results are included on Certificates of Analysis to verify laboratory purity; their inclusion is for research quality assessment only and does not imply suitability for human or veterinary use.

All research materials are sealed for integrity and packaged for stability during storage and transport from manufacturing through final delivery.

Additional information

Weight 0.0625 lbs

Certificate of Analysis

Every batch undergoes independent third-party laboratory analysis to verify identity, potency, and safety. Testing includes quantitative assay verification, heavy metals screening, and comprehensive microbial analysis.

View Certificate of Analysis
Testing Protocol
Third-Party Lab Verified Quantitative Assay Heavy Metals Screened
Sterility Testing (TAMC) Yeast & Mold Testing (TYMC)

Testing performed per USP compendial standards by independent analytical laboratory

Storage Instructions

All products from Research Vials are manufactured using a lyophilization (freeze-drying) process. This method is designed to maintain product integrity and allows vials to remain stable during shipping for approximately 3–4 months.

Once a vial is reconstituted with bacteriostatic water, it should be stored in the refrigerator to help maintain stability. Under these conditions, reconstituted material is generally considered stable for up to 30 days.

Lyophilization is a dehydration technique in which compounds are frozen and then exposed to low pressure. This causes the water in the vial to sublimate directly from solid to gas, leaving behind a stable, crystalline white structure. This powder can be kept at room temperature until reconstitution.

Upon receipt, products should be stored away from heat and light. For short-term use, refrigeration at approximately 4°C (39°F) is suitable. For long-term storage (several months to years), vials may be placed in a freezer at approximately -80°C (-112°F). Freezing is the preferred method for preserving product stability over extended periods.

⚠️ Important Notice:
These products are intended for research use only. Not for human consumption.

Research Use Only

These studies reference research-grade peptides for laboratory and scientific investigation only. Not for human consumption. Not intended to diagnose, treat, cure, or prevent any disease.

Published Scientific Research

Peer-reviewed laboratory research investigating research peptides from leading scientific databases

Molecular Analysis
PubMed

Regulation of plant peptide hormones and growth factors by post-translational modification.

Plant biology (Stuttgart, Germany) 2019

As compared to remarkable progress with respect to the mechanisms of peptide perception and signal transduction, the biogenesis of signalling peptides is still in its infancy. While many of the enzymes responsible for these modifications have been identified, their impact on peptide activity and signalling is not fully understood.

View Full Study
Mechanism Study
PubMed

Peptide based therapeutics and their use for the treatment of neurodegenerative and other diseases.

Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie 2018

Neurodegenerative diseases are typically caused by abnormal aggregations of proteins or peptides, and the depositions of these aggregates in or on neurons, disrupt signaling and eventually kill neurons.

View Full Study
In Vitro Study
PubMed

Linear Peptides in Intracellular Applications.

Current medicinal chemistry 2017

Interestingly, inside cells, endogenous peptides lacking any chemical modifications to enhance stability escape degradation to the point that they may even modulate intracellular signaling pathways. In addition, many unmodified synthetic peptides designed to interfere with intracellular signaling, following introduction into cells, have the expected activity demonstrating that biologically relevant concentrations can be reached.

View Full Study
Molecular Analysis
PubMed

Supramolecular Assembly of Peptide Amphiphiles.

Accounts of chemical research 2017

These nanostructures hold significant promise for biomedical functions due to their ability to display a high density of biological signals on their surface for targeting or to activate pathways, as well as for biocompatibility and biodegradable nature. Recent studies have shown that supramolecular systems, such as PAs, often become kinetically trapped in local minima along their self-assembly reaction coordinate, not unlike the pathways associated with protein folding.

View Full Study
Molecular Analysis
PubMed

Sortase A Mediated Protein Modifications and Peptide Conjugations.

Current drug discovery technologies 2015

Although most peptides can be produced using the molecular biology approach, they are produced in limited quantities at high costs and associated with some difficulties in purification and isolation.

View Full Study
Molecular Analysis
PubMed

Hydrocarbon-stapled peptides: principles, practice, and progress.

Journal of medicinal chemistry 2014

The peptide α-helix represents a common structural motif that mediates communication between signaling proteins.

View Full Study

Frequently Asked Questions

Essential information about our research-grade peptides and quality standards.

Peptides are short chains of amino acids linked by peptide bonds, typically consisting of 2-50 amino acids. They serve as the building blocks of proteins and play crucial roles in biological processes.

Research peptides are synthesized versions of naturally occurring peptides, manufactured to precise specifications for use in scientific studies.

Key characteristics: High purity (≥98%), lyophilized form for stability, accompanied by Certificates of Analysis (COA), and manufactured under strict quality control protocols.

Peptide purity refers to the percentage of the target peptide present in a sample, measured via High-Performance Liquid Chromatography (HPLC).

Our Standard: All our research peptides maintain ≥98% purity, verified by third-party laboratory testing and documented in our Certificates of Analysis.

Higher purity is critical for research because impurities can interfere with experimental results and compromise the reproducibility of studies.

All products are supplied in lyophilized powder form within sterile, sealed vials. This format provides:

  • Maximum stability: Extended shelf life compared to liquid solutions
  • Precise measurement: Researchers can work with desired quantities
  • Contamination protection: Sealed vials prevent environmental exposure
  • Shipping durability: Powder form is more stable during transit

Lyophilized peptides:

  • Store at -4°F for long-term storage (up to 24 months)
  • Store at 36-46°F (refrigerated) for short-term storage (up to 3 months)
  • Keep away from light, moisture, and repeated temperature fluctuations

We supply research-grade peptides to:

  • Academic and university research laboratories
  • Pharmaceutical and biotechnology companies
  • Independent research institutions
  • Licensed professionals conducting legitimate scientific research

We maintain rigorous quality control through a multi-step verification process:

  • HPLC Analysis: Every batch tested to verify ≥98% purity
  • Mass Spectrometry: Molecular weight confirmation for peptide identity
  • Third-Party Testing: Independent laboratory verification
  • Sterility Protocols: Aseptic handling and packaging procedures
  • Batch Documentation: Complete traceability from synthesis to delivery

"Research Use Only" (RUO) is a classification indicating that a product is intended exclusively for laboratory research and experimental investigation.

All orders are shipped with research-grade handling protocols:

  • Packaging: Insulated containers with cold packs when required
  • Carriers: USPS Priority Mail
  • Processing: Orders placed before 12 PM EST ship same business day
  • Tracking: Full tracking information provided via email

We stand behind every product:

  • Quality guarantee: Full replacement or refund if products don't meet stated specifications
  • Shipping issues: Free replacement for damaged or lost shipments
  • Unopened returns: Accepted within 30 days for store credit
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⚠️ Research Use Only — Legal Acknowledgment

All products on this website are sold strictly for in vitro research and laboratory use only.

  • Not for human or veterinary use, consumption, or application
  • Not FDA-approved to diagnose, treat, cure, or prevent any disease
  • Buyer assumes full responsibility for legal compliance in their jurisdiction

This information is collected for merchant compliance and regulatory purposes.

Please select your research affiliation to continue.

By clicking "Accept," you confirm:

  • You are at least 21 years of age
  • You are a qualified researcher or laboratory professional
  • You represent the affiliation type selected above
  • You understand these products are for research purposes only
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