JGPep+ Blog
JGPep+ is a UK-based supplier of peptides and laboratory materials intended exclusively for in vitro, analytical and non-clinical research. We provide clear product identification, stated vial contents and a batch-specific Certificate of Analysis (COA) for every product. Our catalogue supports laboratory research, analytical method development and educational scientific work. Products are not medicines and are not intended for human or veterinary use. JGPep+ offers tracked UK dispatch and free delivery on qualifying orders, with a strong focus on transparency, reliable documentation and responsible research supply.
Is In Vitro or In Vivo Documentation Harder to Get Right?
Research documentation differs between in vitro and in vivo studies. Compare the records each needs, then see which gaps to close before audit.
7 Steps to Manage Peptide Shelf Life After Reconstitution
Learn how to manage peptide shelf life after reconstitution, from storage temperature and freeze-thaw limits to labelling. Clear steps for UK labs.
How to Decide If High Purity Peptide Synthesis Is Worth It
High purity peptide synthesis costs more, but it is not always needed. Learn how to match purity to your experiment and read a COA before you order.
Is Lyophilised Peptide Storage Worth the Cost?
Lyophilised peptide storage costs less than you might expect over time. Compare storage conditions, shelf life and cold-storage costs before you decide.
Peptide Storage Conditions vs Freezer Temperature Compared
Peptide storage conditions shape how long lyophilised and reconstituted peptides stay stable.
5 Ways to Prevent Peptide Oxidation During Storage
Prevent peptide oxidation during storage by mastering temperature control, inert atmospheres and light protection. Discover proven techniques.
What Is the Difference Between HPLC and MS Analysis?
See how HPLC and MS differ in sensitivity and applications, then compare both methods side by side to choose the right approach for your analysis.
Is 98% Purity Good for Peptides? A Research Guide
Is 98% peptide purity good enough for your research? We explain what the figure means, how it is measured, and how to read a COA before you buy.
Alternatives to Global Chemical Supply Chains: A Guide
Explore alternatives to global chemical supply chains.
HPLC-MS/MS: A Guide to Principles, Workflow and Method Development
HPLC-MS/MS explained: how the principle works, the workflow step by step, method development tips, and how it compares with UPLC-MS/MS.
How to Source Research Chemicals in the UK: 2026 Guide
Learn how to source research chemicals safely and legally. This guide covers supplier checks, COAs, purity testing, storage and ordering steps.
How to Interpret Peptide HPLC Analysis: A Guide
Learn how to interpret peptide HPLC analysis, from reading chromatograms and identifying impurities to spotting common artefacts.