About Peptide Product
Established EU store (SIA NPCRIZ Europe, Riga, Latvia; ~14-year-old domain) for Khavinson peptide-bioregulator food supplements, not research chemicals; the candidate peptideproduct.eu redirects to peptideproduct.com. Strong transparency and a long 4.9/5 Trustpilot history, but it publishes no COAs, no HPLC purity and names no testing lab.
Score overview
How we score →Weighted composite across 8 criteria; the letter grade follows our published bands and integrity gate.
Key facts
Pros
- Named EU legal entity (SIA NPCRIZ Europe) with full Riga address, registration number and phone/email; ~14-year-old HTTPS domain with complete legal pages
- Long, high-volume ~4.9/5 Trustpilot record; fast tracked DHL/DPD/FedEx worldwide shipping; card and PayPal payment with buyer recourse
Cons
- No certificate of analysis, HPLC purity figure or testing lab disclosed anywhere
- Returns policy pushes shipping and 20% customs costs onto the buyer (and conflicts with a privacy-page line) with no lost-parcel guarantee; does not carry the mainstream research peptides
Is Peptide Product legit? Common questions
Is Peptide Product a legit peptide vendor?
Peptide Product scores 53.2/100 (F). Because we could not verify an independent third-party COA, its grade is capped under our integrity gate, treat purity and quality claims with caution until independent testing is provided.
Does Peptide Product provide third-party lab testing?
No independent third-party COA was on file at our last review. Without external lab verification we cannot confirm what is in the vial, and the grade is capped.
Where does Peptide Product ship to and how fast?
Peptide Product reports shipping to Latvia, typically in around 2-3 days (EU).
What payment methods does Peptide Product accept?
Peptide Product accepts card.
When was this Peptide Product review last updated?
This grade was last reviewed on 2026-07-04 under methodology v1.0.
A transparent, long-established Latvian bioregulator-supplement seller with genuine buyer trust and fast tracked worldwide shipping, but zero published lab testing (no COA, no HPLC, no lab named) caps it despite the strong reputation. Fine as a bioregulator supplement source; not a substitute for a COA-backed research-peptide vendor.
Our labelled opinion, based on the dated evidence in the score overview. See how we score.
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Grades reflect vendor reliability only, not the safety, efficacy, or legality of any product. Nothing here is medical advice.