Peptides Weekly
NEW GROUP for peptide literacy! Learning and sharing compliantly about the benefits and risks of peptides. Demystifying supply chains, including the grey market. Join us! \ud83c\udf0e\ud83c\uddec\ud83c\udde7\ud83c\uddfa\ud83c\uddf8\ud83c\uddea\ud83c\uddfaNow with free peptide pen kits and Founding Member Retatrutide benefit
| Platform |  | Pricing | Freemium | Publishes | Daily |
|---|---|---|---|---|---|
| Issues | 60 | Founded | 5 months ago | Last Issue | 22 hours ago |
| Active | |||||
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peptidesweekly.substack.comLatest Issues
Peptides Weekly Vendor Files #6, Part 1: Amazing Value or a Complete Waste of Money?
Inside the coded peptide listings appearing on Chinese marketplaces, and the questions that screenshots alone cannot answer.
INTRODUCTION
Evidence Audit #002: When Peptide Influencers Audit the Headlines
Two creators, including a physician, challenge alarming claims about retatrutide liver injuries and GLP-1 blindness. We examine why their criticism holds up.
The first Peptides Weekly Evidence Audit looked at what happens when peptide enth...
How Independent Lab Testing Became Part of the Research Peptide Buying Infrastructure
Part 1 looks at Finnrick and the emergence of free independent peptide testing in the US: what researchers actually receive from a standard test, why Finnrick has been willing to fund thousands of analyses, what it has built from the result...
The Weekly Injection #6: Fake, Counterfeit, Illegal — Who Decides?
The battle to define the peptide grey market
It has been a while since the last Weekly Injection, and in peptide time a great deal has happened.
Weekly Injection #5 asked whether a peptide market going mainstream could still be truste...
Vendor Files #004 Part 2: The UK RUO Peptide Vendors Behind the “Black Market” Headlines
Inside a rapidly evolving UK peptide market where vendors adapt, testing improves, and simplistic mainstream media labels increasingly fail to explain what’s really happening.
Yesterday, I asked whether mainstream media is accurately descr...
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NEW GROUP for peptide literacy! Learning and sharing compliantly about the benefits and risks of peptides. Demystifying supply chains, including the grey market. Join us! Now with free peptide pen kits and Founding Member research reta benefits.
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