The Lab Report
Hands-on peptide lab reports — testing, COAs, vendor findings, and industry news.
Redacted COAs, Failed Copyright Strike, and Victoria’s Retatrutide Warning: A Completely Unrelated Series of Events, Obviously
A Melbourne peptide vendor applied to Peptide Critic for a backlink, objected to being reviewed, demanded removal, called us fat, attempted copyright law, apologized, and then watched Victoria issue a serious warning about retatrutide sold online.
Finnrick Wants a Six-Figure Shitposter. Its Ratings Are Already a Joke.
The peptide-testing platform wants a marketer to turn lab reports into shitposts while its scoring system turns messy evidence into convenient vendor verdicts.
Just Add Logo: Inside the White-Label Peptide Machine
White-label peptide brands promise easy trust, but Your Peptide Brand exposes the risks of borrowed COAs, backend fulfillment, and vendor-controlled testing paperwork.
Dammit Randy, There Are Pubes in the Peptides... Again
Aavant Chemistry is facing new reports of hair and cracked vials while China-sourced peptide COAs show mislabeled, failed, and mystery products across the gray market.
Chimera Refunded Me, Sent the Order Anyway, and Somehow It Still Got Worse
What started as a simple order test turned into a multi-week case study in delayed fulfillment, missing product, weird communication, surprise refunds, surprise shipping, and lab results that somehow made the bacteriostatic water the hero of the story.
Does Size Matter? Big Puck vs Little Puck in a Lyophilized Vial
Peptide Critic tested normal-looking and tiny residue-looking lyophilized pucks from the same Semax/Selank blend.
Why Test Results Vary Between Labs: Multi-Lab COA Comparison
Multi-lab retatrutide testing from AFI, Janoshik, TrustPointe, Freedom, and Vanguard shows why peptide purity and mass results can vary between labs.
Peptide Degradation and Storage: Tirzepatide, MOTS-c, and Mazdutide Lab Results
Peptide Critic partnered with Analytical Formulations Inc. to test how Tirzepatide, MOTS-c, and Mazdutide held up under refrigerated and room-temperature storage over time.
Introducing Peptide Price & Stock Tracking
Track peptide availability and pricing across vendors in real time. Set restock alerts, watch price history, and stop checking five sites every morning.
GLP Peptides Pulled by Major Vendors as Compliance Pressure Accelerates
Major peptide vendors confirm GLP product removals due to evolving compliance standards. PeptideSciences and Modern Aminos signal a tightening market.
PeptideSciences Removes GLP-1 Peptides as Industry Crackdown Concerns Escalate
PeptideSciences has removed GLP-1 peptides as enforcement pressure grows. We examine industry signals, affiliate warnings, and SS-31 cease and desist actions.