Research Articles

Peptide batch traceability title card illustration
Peptide Batch Numbers: Check Four Sources Before Lab Use
Match peptide batch numbers across vial labels, packaging, COAs, and order records. Use FDA and IUPAC guidance to verify traceability before lab work. Read more...
Sketch-framed solid phase peptide synthesis title
Researchers: Achieve 99.5% Step Yields in Solid Phase Peptide Synthesis
Bench-focused SPPS manual for researchers. Protocol highlights, troubleshooting for aggregation and racemization, and COA verified reagent sourcing to... Read more...
Peptide assay storage and COA title card
Protect Lab Assays: Peptide Shelf Life and Batch COA Checks
Practical shelf-life rules for labs: when to store peptides at -20°C to -80°C, freeze single-use aliquots, run batch COA checks, and verify stability by... Read more...
Retatrutide and GLP-3 research title card
Researchers: GLP-3 vs GLP-1, Put Retatrutide’s 25% Weight Loss in Context
Clarify 'GLP-3' for researchers: interpret retatrutide’s ~25% weight loss, compare receptor profiles, and validate peptides with batch COAs and safety... Read more...
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ISO 17025 Testing: Clause Checklist for Lab Managers and COA Support
Clause focused ISO 17025 testing checklist for lab managers. Prepare documentation and COAs, estimate measurement uncertainty and proficiency testing, and... Read more...
Peptide purity CoA title card
5 CoA Checks to Verify Peptide Purity Before Use
Get lab-ready rules and a 5-step Certificate of Analysis checklist to verify peptide purity levels before sensitive assays. Learn which CoA data to request. Read more...
Decorative GLP-3 lot approval title card
Lab managers: Approve GLP-3 Lots With 3 RUO Checks
A lab-focused procurement and QA checklist for GLP-3 research material. Confirm RUO labeling, RP-HPLC plus LC-MS identity data, and documented storage... Read more...
Decorative peptide delivery title card
Researchers: Get Cytosolic Delivery with Cell-Penetrating Peptides
Researchers: practical CPP playbook, design rules, imaging+flow+functional assay trio to confirm cytosolic delivery, plus COA reagent checks. Read more...
Legal research peptide article title card
US Labs: 5 CFR Citations and Steps to Buy Research Peptides Legally
US labs: buy research peptides legally with CFR citations, a five step procurement checklist, and batch COA requirements. Read more...
Freeze-dried peptide quality title card
Stop Using Vial Gross Weight: COA First for Freeze Dried Peptides in Labs
Practical lab procedures for freeze dried peptides: verify the COA to calculate net peptide mass, use Tg' and Tc controls, and store desiccated at -20 to... Read more...
COA and peptide research title card
Researchers: Check COA Net Peptide Content Before Using Acetic Acid
Practical lab guidance for researchers: minimal acetic acid protocols, a five-minute pilot test, and how to read COA net peptide and counterion fields. Read more...
Peptide certificate verification title card
Verify a Peptide Certificate of Analysis: 5 Lab Checks for Researchers
Checklist for researchers to verify peptide COAs: match lot numbers, confirm lab accreditation, inspect raw chromatograms, and check assay basis. Download... Read more...
GLP receptor pathway title card
Avoid Misattributing Signals: GLP-3 vs GLP-1 for Receptor Research
Assay comparison of GLP-3 versus GLP-1 for receptor experiments. When to use each, how acylation changes handling, and which COA and controls to require. Read more...
Decorative peptide reconstitution title card illustration
Peptide Reconstitution for Researchers: Turn a 5 mg Vial Into 10 Units
Lab ready peptide reconstitution for researchers. Use each vial's certificate of analysis, prevent contamination, and follow the dosing example. Read more...
Researchers: When to Use Bacteriostatic vs Sterile Water for Peptides
Researchers: When to Use Bacteriostatic vs Sterile Water for Peptides
Practical guidance for researchers on choosing bacteriostatic or sterile water for peptide reconstitution.  Read more...