Side-by-side verification · Files liberty-peptides · peptide-pros · Checked 2026-10-19

Liberty Peptides and Peptide Pros, side by side

The two ledgers differ on 2 of 8 checks. Liberty Peptides verifies where Peptide Pros does not on: third-party laboratory testing. Peptide Pros verifies where Liberty Peptides does not on: testing laboratory named. Tally: Liberty Peptides 7 of 8, Peptide Pros 7 of 8.

Is Liberty Peptides legit?

libertypeptides.com · operating

C+

Ledger of checksFile liberty-peptides

Third-party laboratory testingVerifiedSupplier states an outside laboratory tests its products

Certificates of analysis open to the publicVerifiedOpened without an account at libertypeptides.com

Certificates tied to a specific lotVerifiedCertificate carries a lot identifier matching a listing

Testing laboratory namedNot verifiedNo laboratory is named anywhere we read

Research-use-only disclaimer presentVerifiedResearch-use-only labeling present

No FDA warning letter on recordVerifiedNo letter in the public fda.gov database at the time of the check

Identifiable company (address or phone)VerifiedLiberty Products Group, 300 Delaware Ave. Suite 210, Wilmington, DE 19801

Currently operatingVerifiedStorefront reachable at the time of the check

Verified7 of 8

Is Peptide Pros legit?

peptidepros.net · operating

C+

Ledger of checksFile peptide-pros

Third-party laboratory testingPartialTesting is claimed for part of the catalog only

Certificates of analysis open to the publicVerifiedOpened without an account at peptidepros.net

Certificates tied to a specific lotVerifiedCertificate carries a lot identifier matching a listing

Testing laboratory namedVerifiedNamed: MZ Biolabs

Research-use-only disclaimer presentVerifiedResearch-use-only labeling present

No FDA warning letter on recordVerifiedNo letter in the public fda.gov database at the time of the check

Identifiable company (address or phone)VerifiedPhone published: 1-888-391-1312

Currently operatingVerifiedStorefront reachable at the time of the check

Verified7 of 8

Record fields

Where the two files differ in detail

	Liberty Peptides	Peptide Pros
Status at check	Operating	Operating
Location as stated	Wilmington, DE	Miami Beach, FL
Founding year as stated	Not stated	2013
Laboratory named	None	MZ Biolabs
Methods on the certificate	MS, endotoxin	HPLC, MS
Payment methods	Not stated	card, ach, crypto, wire
Ships abroad	Not verified	Yes
Published contact	email, street address	phone
FDA warning letter	None on record	None on record

Full files: Is Liberty Peptides legit? · Is Peptide Pros legit? · pick two other names. Both companies sell material labeled for laboratory research use only; this page compares their paperwork and nothing else.

Other pairings with these files

All pairings

Liberty Peptides vs Sports Technology Labs7 of 8 · 7 of 8 checks verifiedB
Peptide Pros vs Sports Technology Labs7 of 8 · 7 of 8 checks verifiedB
Biotech Peptides vs Liberty Peptides7 of 8 · 7 of 8 checks verifiedC+
Biotech Peptides vs Peptide Pros7 of 8 · 7 of 8 checks verifiedC+

Reader questions

Answered from the file

Liberty Peptides or Peptide Pros: which file verifies on more checks?

Both verify on 7 of 8. The two ledgers differ on 2 of 8 checks. Liberty Peptides verifies where Peptide Pros does not on: third-party laboratory testing. Peptide Pros verifies where Liberty Peptides does not on: testing laboratory named. Tally: Liberty Peptides 7 of 8, Peptide Pros 7 of 8.

Do both publish a certificate anyone can open?

Liberty Peptides: yes, lot-specific yes. Peptide Pros: yes, lot-specific yes. "Not verified" means we could not open such a document without an account or an order.

Why is there no price row?

Price carries no weight on this desk and does not appear in a ledger. A discount does not make an unverified certificate any more verifiable. The listed price position for each supplier sits in the source record on its own file.