About Royal Peptides
GLP-1-focused US wholesale vendor (MOQ 100 vials) publishing per-batch Janoshik COAs, with 31 independent Finnrick tests (rating B, avg 6.8/10) confirming high GLP-1 purity but real batch-to-batch dose variance.
Score overview
How we score →Weighted composite across 8 criteria; the letter grade follows our published bands and integrity gate.
Key facts
Pros
- Per-batch COAs from a named third-party lab (Janoshik) plus 31 independent Finnrick tests, recent (2025-2026)
- Semaglutide independently rated B (Good) at 99.47-99.98% purity with no underdosing; fast same-day dispatch from US warehouses
Cons
- Independent Finnrick testing found Retatrutide batches underdosed -50.4% and -14.8% and highly variable batch scores despite high median purity
- No legal entity or address, WHOIS-private domain (created 2024-08, contradicting the '2023' founding claim), all-sales-final terms, and Trustpilot reports of cancelled/unrefunded orders and crypto-only payment
Is Royal Peptides legit? Common questions
Is Royal Peptides a legit peptide vendor?
Royal Peptides grades D+ (69.9/100), a mixed result. Weigh the pros, cons and the score overview before ordering.
Does Royal Peptides provide third-party lab testing?
Yes, Royal Peptides publishes independent third-party Certificates of Analysis via Janoshik (+ independent Finnrick testing), which is the single most heavily weighted factor in our grade (Lab & Purity, 43%).
Where does Royal Peptides ship to and how fast?
Royal Peptides reports shipping to United States, typically in around 1-3 days (same-day dispatch).
What payment methods does Royal Peptides accept?
Royal Peptides accepts card, bank transfer, crypto.
When was this Royal Peptides review last updated?
This grade was last reviewed on 2026-07-04 under methodology v1.0.
A credible GLP-1 wholesaler with a genuinely strong testing story for the niche (named Janoshik COAs plus independent Finnrick corroboration), but held to a C by documented Retatrutide underdosing, a young WHOIS-private domain whose '2023' claim the registry contradicts (created 2024-08), all-sales-final terms, and unrefunded-cancellation complaints.
Our labelled opinion, based on the dated evidence in the score overview. See how we score.
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