99% Purity
COA
Verified
U.S. Based
24 Hour
Dispatch
Most Popular
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Why PEPX Labs?
Built for researchers who demand verified quality, transparent testing, and reliable dispatch.
99% Purity Peptides
Each vial is produced to high purity standards and visually inspected before leaving our facility, with consistency in every batch.
Independent COA Verification
Batches are sent to accredited third-party labs for analysis, and lab reports are linked directly on our site for transparent research verification.
U.S.-Based, Fast Dispatch
Orders are packed in-house and typically ship within 24 hours via USPS Ground Advantage®, with tracking provided by email.