The Lab Report

“Retatrutide” batch tested at zero RETA, sending two users to the hospital. Peptide Critic breaks down the factory raid, AFI test results, community warnings, and the dangers of gray-market peptides.

MHRA’s record UK peptide bust proves one thing—researchers must vet sources, not trust basement-filled pens. Stay safe with verified gear.

At first glance, GLP‑1 agonists like semaglutide (Wegovy) and tirzepatide (Zepbound) look like another weight‑loss fad. In clinical trials, these drugs slowed stomach emptying, increased feelings of fullness and cut energy intake by about 35 %

Grey market peptides are growing in popularity, but safe research practices are essential. Learn about transparency, vendor testing, and lab protocols that protect research integrity.

Learn why third-party peptide testing is essential for research reliability. Discover trusted labs like Janoshik, Freedom Labs, and Colmaric, and why vendor COAs alone aren’t enough.

our 3D-printed vial carrying cases represent more than just storage—they’re a symbol of our dedication to quality and innovation. When you choose Peptide Critic, you’re choosing craftsmanship that sets a new standard.