Paramount Peptides and USA Peptides, side by side
The two ledgers differ on 5 of 8 checks. Paramount Peptides verifies where USA Peptides does not on: third-party laboratory testing; certificates of analysis open to the public; certificates tied to a specific lot; testing laboratory named; identifiable company (address or phone). Tally: Paramount Peptides 8 of 8, USA Peptides 3 of 8.
Where the two files differ in detail
| Paramount Peptides | USA Peptides | |
|---|---|---|
| Status at check | Operating | Operating |
| Location as stated | Irvine, CA | US |
| Founding year as stated | 2012 | Not stated |
| Laboratory named | Janoshik | None |
| Methods on the certificate | HPLC, MS | None read |
| Payment methods | Not stated | card |
| Ships abroad | No | Not verified |
| Published contact | email, phone, street address | |
| FDA warning letter | None on record | None on record |
Full files: Is Paramount Peptides legit? · Is USA Peptides 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
Licensed Peptides vs Paramount Peptides8 of 8 · 8 of 8 checks verifiedA- Ascension Peptides vs Paramount Peptides8 of 8 · 8 of 8 checks verifiedB+
Paramount Peptides vs Peptide Perfection8 of 8 · 8 of 8 checks verifiedB+
Core Peptides vs Paramount Peptides8 of 8 · 8 of 8 checks verifiedB
Reader questions
Answered from the fileParamount Peptides or USA Peptides: which file verifies on more checks?
Paramount Peptides verifies on 8 of 8 against 3. The two ledgers differ on 5 of 8 checks. Paramount Peptides verifies where USA Peptides does not on: third-party laboratory testing; certificates of analysis open to the public; certificates tied to a specific lot; testing laboratory named; identifiable company (address or phone). Tally: Paramount Peptides 8 of 8, USA Peptides 3 of 8. We do not declare a winner; the ledgers are printed so you can weigh the gaps yourself.
Do both publish a certificate anyone can open?
Paramount Peptides: yes, lot-specific yes. USA Peptides: no, lot-specific not verified. "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.