Knowledge Centre
Resources
Educational, laboratory-focused guides on storing, handling and understanding research peptides and compounds. For laboratory research use only. Not for human or animal consumption.
Featured guides
Start here — category hubs and essential guides for researching, comparing and buying research peptides.
- Peptide Class
GLP-1 & Incretin Research Peptides
A category overview of the GLP-1 and incretin research-peptide class: what these compounds are, the receptor families behind single, dual and triple agonists, and how the compounds we supply compare.
Read guide - Peptide Class
Growth Hormone Secretagogue Research Peptides
A category overview of the growth hormone secretagogue research-peptide class: what these compounds are, the GHRH-analogue and GHRP families, and how the compounds we supply compare.
Read guide - Buying Guide
How to Buy Research Peptides in the UK
A practical, impartial guide to buying research peptides in the UK: how to evaluate a research peptide supplier on purity and quality documentation, batch consistency, packaging, storage and shipping, and why research-use-only compliance matters.
Read guide - Compliance
Research Use Only (RUO): What It Means
A factual explanation of what 'Research Use Only' means for laboratory research materials: why suppliers apply the RUO designation, how it differs from medicines and licensed products, and why documentation and traceability matter.
Read guide
Comparison Guides
Side-by-side, factual comparisons of related research peptides.
- Comparison
Retatrutide vs Tirzepatide: Research Peptide Comparison
A side-by-side comparison of two incretin research peptides, retatrutide and tirzepatide: how they differ in receptor targets and structure, the research areas each appears in, and how each is handled in the laboratory.
Read article - Comparison
CJC-1295 vs Ipamorelin: Research Peptide Comparison
A side-by-side comparison of two growth hormone secretagogue research peptides, CJC-1295 and ipamorelin: how they differ in receptor family and structure, the research areas each appears in, and how each is handled in the laboratory.
Read article - Comparison
Semax vs Selank: Research Peptide Comparison
A side-by-side comparison of two neuropeptide research compounds, Semax and Selank: how they differ in parent peptide and structure, the research areas each appears in, and how each is handled in the laboratory.
Read article - Comparison
Tesamorelin vs Sermorelin: Research Peptide Comparison
A side-by-side comparison of two GHRH-analogue research peptides, tesamorelin and sermorelin: how they differ in sequence basis and structure, the research areas each appears in, and how each is handled in the laboratory.
Read article - Comparison
BPC-157 vs TB-500: Research Peptide Comparison
A side-by-side comparison of two widely studied research peptides, BPC-157 and TB-500: how they differ in structure and mechanism context, the research areas each appears in, and how each is handled in the laboratory.
Read article
Buying & Compliance
Sourcing research peptides, and what research-use-only means in practice.
Laboratory Fundamentals
The science behind research peptides — what they are, how they are made, and how they are analysed.
- Fundamentals
Understanding Lyophilised Peptides
What lyophilisation is, why research peptides are supplied as dry powders, and how the material is handled in the laboratory.
Read article - Fundamentals
What Is a Peptide?
A plain, educational definition of a peptide: how amino acids link through peptide bonds, and how peptides relate to polypeptides and proteins.
Read article - Fundamentals
Understanding Research Compounds
What the term research compound means, how research-use-only materials are identified and specified, and the laboratory context for their supply.
Read article - Manufacturing
How Peptides Are Manufactured
A factual overview of peptide production: solid-phase synthesis, cleavage, purification, lyophilisation and the analytical steps that confirm the result.
Read article - Analysis
Understanding HPLC Analysis
What high-performance liquid chromatography (HPLC) is, how it separates the components of a sample, and how to read an HPLC result on a specification.
Read article - Analysis
Understanding Mass Spectrometry
What mass spectrometry is, how a mass spectrometer measures molecular weight, and how the method helps confirm the identity of a research material.
Read article - Fundamentals
Understanding Peptide Sequence Notation
How peptide sequences are written and interpreted in research: one-letter and three-letter codes, the N-to-C convention, and why notation precision matters for records.
Read article - Fundamentals
Amino Acid Classifications in Peptide Research
How the twenty standard amino acids are grouped by side chain properties, and what those classifications mean in the context of laboratory peptide research.
Read article - Manufacturing
Introduction to Solid Phase Peptide Synthesis
A factual introduction to solid phase peptide synthesis: the resin support, Fmoc and Boc protecting group strategies, the coupling cycle, cleavage, and purification.
Read article - Analysis
Reverse Phase Chromatography Fundamentals
What reversed-phase chromatography is, how hydrophobic retention separates peptide components, and how gradient elution is used in purification and analysis.
Read article - Analysis
Understanding Retention Time in HPLC
What retention time is in HPLC, how column and mobile phase conditions affect it, how it appears on a chromatogram, and how it is used to characterise a sample.
Read article - Analysis
Analytical Method Validation Basics
What analytical method validation is, the key parameters it assesses, and why confirming that a method performs as intended is fundamental to reliable results.
Read article - Manufacturing
Understanding the Freeze Drying Process
What freeze drying (lyophilisation) involves: the three stages of freezing, primary drying by sublimation, and secondary drying, and why it produces stable dry materials.
Read article - Analysis
Analytical Reference Standards Explained
What analytical reference standards are, how primary and secondary standards relate to each other, and how they underpin calibration and reliable analytical results.
Read article - Fundamentals
Understanding Peptide Solubility
What solubility means for research peptides, how sequence properties such as charge and hydrophobicity influence it, and why solubility is relevant in laboratory research.
Read article - Analysis
Analytical Testing Workflow Overview
What an analytical testing workflow involves from sample preparation through instrument setup, analysis, result review, and documentation of the testing process.
Read article - Analysis
Understanding Chromatographic Separation Principles
The fundamental principles of chromatographic separation: distribution between phases, selectivity, resolution, band broadening, and how these apply across analytical methods.
Read article
Storage & Handling
Keeping lyophilised research materials stable, from receipt through storage and reconstitution.
- Storage
Peptide Storage Guidelines for Laboratory Research
How lyophilised research peptides are typically stored in the laboratory: temperature, light, moisture, freeze–thaw and record-keeping.
Read article - Handling
Research Material Handling Best Practices
General good-laboratory-practice considerations for handling research materials: workspace, contamination control, protective equipment and records.
Read article - Handling
Peptide Reconstitution Considerations in Laboratory Settings
General laboratory considerations when bringing lyophilised research material into solution: solvent selection, technique, storage and records.
Read article - Storage
Common Laboratory Storage Mistakes
A factual look at avoidable storage issues for research materials, from temperature fluctuation and moisture to freeze–thaw cycles and labelling gaps.
Read article - Stability
Peptide Degradation Pathways
A factual overview of the main chemical pathways by which research peptides can degrade, including hydrolysis, oxidation, deamidation, and aggregation.
Read article - Stability
Oxidation and Research Material Stability
How oxidation affects research peptides as a degradation pathway, which residues are most susceptible, and the storage practices that reduce oxidation risk.
Read article - Storage
Moisture Control in Laboratory Storage
How moisture affects dry research materials, how relative humidity and condensation risk are managed, and the role of desiccants and sealed containers in storage.
Read article - Storage
Temperature Excursion Management
What a temperature excursion is, how it is detected and documented, how impact is assessed, and the preventive practices that reduce the risk of storage temperature deviations.
Read article - Handling
Research Material Receiving Procedures
What good receiving procedures for research materials involve: checking delivery condition, inspecting packaging and labels, verifying against orders, and recording receipt.
Read article
Quality & Documentation
Specifications, certificates of analysis, packaging and the records that make a material traceable.
- Specifications
Understanding Purity Specifications in Research Compounds
What purity figures, HPLC, CAS numbers and molecular formulae represent on research listings, and how to read our product specification data.
Read article - Specifications
Understanding Purity Percentages
What a purity percentage represents on a research listing, how it is typically measured, and what such a figure does and does not describe.
Read article - Documentation
Laboratory Documentation Best Practices
General good-practice considerations for laboratory documentation: recording receipt, storage and batch identifiers to support traceability over time.
Read article - Specifications
Understanding Research Material Specifications
How to read a research material specification field by field, from identity and form to purity, CAS numbers, molecular formulae and batch information.
Read article - Packaging
How Research Materials Are Packaged
An educational overview of how lyophilised research materials are packaged for supply, from the sealed vial and label to protective outer packaging.
Read article - Documentation
Laboratory Sample Traceability
What sample traceability means in laboratory research, how it is maintained through labelling and records, and why keeping a continuous chain of identity matters.
Read article - Specifications
How to Read a Certificate of Analysis
What sections appear in a certificate of analysis, how to read identity and purity results, and what a CoA confirms about a research material.
Read article - Documentation
Research Material Batch Identification
What a production batch is, how batch identifiers appear on labels and certificates of analysis, and how they link a physical material to its records.
Read article - Documentation
Laboratory Quality Documentation Systems
What laboratory quality documentation systems involve: standard operating procedures, document control, version management, and how they support traceability.
Read article - Packaging
Packaging Integrity Verification Methods
How packaging integrity for research materials is verified: visual inspection criteria, seal and closure checks, and what to document when inspecting received goods.
Read article - Documentation
Laboratory Inventory Control Fundamentals
What laboratory inventory control involves: tracking material by location, quantity, and expiry; FIFO and FEFO principles; cycle counting; and managing discrepancies.
Read article - Documentation
Chain of Custody in Research Environments
What chain of custody means in research, how it is documented at each transfer, and why an unbroken custody record is essential for traceability and research integrity.
Read article - Documentation
Laboratory Record Keeping Best Practices
How to keep laboratory records effectively: format considerations, correction procedures, retention periods, access control, and backup practices.
Read article - Documentation
Research Material Lifecycle Management
How research materials are managed across their full lifecycle from receipt through storage, use, and disposal, with records and decision points at each stage.
Read article
Individual Compound Guides
Compound profiles, research overviews and storage & handling guides for every peptide in the catalogue.
- What Is Retatrutide?
- Retatrutide Research Overview
- Retatrutide Storage & Handling Guide
- What Is Tirzepatide?
- Tirzepatide Research Overview
- Tirzepatide Storage & Handling Guide
- What Is BPC-157?
- BPC-157 Research Overview
- BPC-157 Storage & Handling Guide
- What Is TB-500?
- TB-500 Research Overview
- TB-500 Storage & Handling Guide
- What Is GHK-Cu?
- GHK-Cu Research Overview
- GHK-Cu Storage & Handling Guide
- What Is CJC-1295?
- CJC-1295 Research Overview
- CJC-1295 Storage & Handling Guide
- What Is Ipamorelin?
- Ipamorelin Research Overview
- Ipamorelin Storage & Handling Guide
- What Is Semax?
- Semax Research Overview
- Semax Storage & Handling Guide
- What Is MOTS-c?
- MOTS-c Research Overview
- MOTS-c Storage & Handling Guide
- What Is PT-141?
- PT-141 Research Overview
- PT-141 Storage & Handling Guide
- What Is Sermorelin?
- Sermorelin Research Overview
- Sermorelin Storage & Handling Guide
- What Is Tesamorelin?
- Tesamorelin Research Overview
- Tesamorelin Storage & Handling Guide
- What Is Selank?
- Selank Research Overview
- Selank Storage & Handling Guide
- What Is Epithalon?
- Epithalon Research Overview
- Epithalon Storage & Handling Guide
- What Is SS-31?
- SS-31 Research Overview
- SS-31 Storage & Handling Guide
- What Is MT-2 (Melanotan II)?
- MT-2 Research Overview
- MT-2 Storage & Handling Guide
- What Is Kisspeptin?
- Kisspeptin Research Overview
- Kisspeptin Storage & Handling Guide
- What Is Adamax?
- Adamax Research Overview
- Adamax Storage & Handling Guide
- What Is AOD-9604?
- AOD-9604 Research Overview
- AOD-9604 Storage & Handling Guide
- What Is Thymosin Alpha-1?
- Thymosin Alpha-1 Research Overview
- Thymosin Alpha-1 Storage & Handling Guide
- What Is GLOW?
- GLOW Research Overview
- GLOW Storage & Handling Guide
- What Is KLOW?
- KLOW Research Overview
- KLOW Storage & Handling Guide
- What Is BPC-157 + TB-500?
- BPC-157 + TB-500 Research Overview
- BPC-157 + TB-500 Storage & Handling Guide
- What Is NAD+?
- NAD+ Research Overview
- NAD+ Storage & Handling Guide
- What Is HCG?
- HCG Research Overview
- HCG Storage & Handling Guide