Research library
Sourced guides on testing, documentation and storage. Every claim links to the published paper it comes from.
For laboratory research use only. 21+.
- BPC-157: What Published Research Has ExaminedA sourced overview of the published BPC-157 literature: what the peptide is, which preclinical models researchers have studied, what reviews say about the evidence, and the open questions that remain.6 min read →
- How to Read a Peptide Certificate of Analysis: Purity, HPLC and Mass Spec ExplainedA plain-English guide to reading a research peptide certificate of analysis: what HPLC purity, LC-MS identity, endotoxin and peptide content actually tell you, and what they don't.8 min read →
- How to Spot Counterfeit Research Peptides: What a Real Lot Record Looks LikeCounterfeit and mislabeled research peptides are well documented in the scientific literature. Here's what published analyses found, the warning signs, and what a genuine per-lot record should show.7 min read →
- Lyophilized Peptide Storage and Shipping Basics (2–8 °C): A Laboratory GuideWhy freeze-dried research peptides are stored cold, dry and dark; what published stability research says about moisture, temperature and handling stress; and how to keep a sealed vial in spec from receipt to use.7 min read →
- TB-500 and Thymosin Beta-4: What Published Research Has ExaminedA sourced guide to the thymosin beta-4 literature and to TB-500, the short synthetic fragment it's often confused with: what each molecule is, the preclinical and clinical-trial work on Tβ4, and what's actually known about TB-500.6 min read →
- Choosing a Research Peptide Supplier in 2026: A Practical ChecklistA 12-point checklist for choosing a research peptide supplier: lot-level testing, identity data, storage and shipping, honest research-use-only conduct, and how to verify it all yourself.7 min read →
- HPLC vs Mass Spectrometry: What Each Test on a Peptide COA Actually ProvesHPLC and mass spectrometry answer different questions about a research peptide. Here is what each test proves, what it misses, and why a credible certificate of analysis shows both.7 min read →
- What \"Third-Party Tested\" Should Mean for a Research Peptide (and How to Check It)\"Third-party tested\" is printed on almost every research peptide site. Here is what the phrase should mean, the five questions that separate a real independent test from a marketing line, and how to check a claim yourself.6 min read →
- Peptide Purity Testing Explained: Area-Percent, Net Peptide Content, and Why They DifferA 99% purity figure and the amount of peptide in a vial are two different measurements. Here is how peptide purity testing works, what area-percent purity and net peptide content each mean, and why the gap between them is normal.5 min read →
- Lyophilized Peptide Shelf Life: What Published Stability Data SaysHow long does a freeze-dried research peptide stay in spec? Here is what the published stability literature says about temperature, moisture and formulation, why there is no single shelf-life number, and how to read a retest or expiry date.6 min read →
- Peptide Storage Temperatures: Freezer, Fridge, and Room-Temperature Handling for Lab StockWhat temperature should research peptide stock be stored at? A lab guide to −20 °C, 2–8 °C and room-temperature handling for sealed lyophilized vials, how to choose and monitor a storage unit, and what to do after an excursion.6 min read →
- Choosing a Vial Travel Case for Lab Samples: Insulation, Ice Packs, and Hold TimesHow to choose an insulated travel case for sealed lab vials: passive vs. active cooling, ice packs and why vials should never touch them, what a 'hold time' claim really means, and how to test a case yourself before trusting it.6 min read →
- What \"Research Use Only\" Means, Legally and Practically\"For Research Use Only\" is a regulatory label, not a slogan. Here is where the phrase comes from in US regulations, why FDA says the label alone doesn't settle a product's intended use, and what RUO should mean in practice for suppliers and labs.6 min read →
- Reading a Peptide Label: What \"10 mg\" Means (and Doesn't)What does \"10 mg\" on a research peptide vial actually measure? A plain guide to vial sizes, gross powder mass vs. net peptide content, fill tolerance, and the other fields on a label, with what published testing has found.6 min read →
- How to Verify a Peptide Lot Number Before You Open the VialA step-by-step way to verify a research peptide lot number before a sealed vial is opened: where to find it, how to match it to its test record, what the record should show, and the warning signs that mean you should stop and ask.6 min read →