49 suppliers scored7 FDA warning letters tracked8 closures on recordUpdated October 2026 · How scoring works
Peptide Ranking
Head to head · October 2026

Nexaph vs Paramount Peptides

Paramount Peptides scores higher, 76 to 63. The widest gap is transparency. Same formula, same data fields, October 2026.

Nexaph
Rank #16 of 49 · nexaph.com
63/100
Paramount Peptides
Rank #3 of 49 · paramountpeptides.com
76/100

Factor by factor

FactorNexaphParamount PeptidesEdge
Testing & certificates6988Paramount Peptides
Documentation depth6065Paramount Peptides
Transparency54100Paramount Peptides
Track record2639Paramount Peptides
Catalog7979Even
Pricing7565Nexaph
Ordering & service8045Nexaph

Fact sheets side by side

NexaphParamount Peptides
Overall score63/100 (#16)76/100 (#3)
StatusOperatingOperating
Based inunknownIrvine, CA
FoundedNot stated2012
Third-party testingYesYes
Laboratories namedJanoshik LaboratoryJanoshik
Public certificatesYesYes
Lot-specific certificatesNot verifiedYes
Formatsvials, kits, ampulesvials, capsules, blends
Catalog size≈60≈78
BPC-157 5 mg listed price——
Free shipping from$200$500
PaymentscardNot stated
Ships internationallyYesNo
Research-use disclaimerYesYes
FDA warning letterNone foundNone found

Read the full reviews: Nexaph · Paramount Peptides. Both suppliers sell materials labeled for laboratory research use only.

Frequently asked questions

Which is better, Nexaph or Paramount Peptides?

On our formula Paramount Peptides scores higher (76 vs 63). The largest gap is in transparency (54 vs 100). "Better" depends on what you weight; both fact sheets are on this page.

Do both publish certificates of analysis?

Nexaph: yes. Paramount Peptides: yes. Lot-specific certificates — Nexaph: not verified; Paramount Peptides: yes.

Which is cheaper?

We could not compare a like-for-like listing; price tiers are budget (Nexaph) and mid (Paramount Peptides).