Research Peptides · UK

Purity you
can prove.

Janoshik-certified research compounds. Batch-verified. Cold-chain delivered.

Janoshik Tested
Batch Verified
Cold Chain
Tracked Delivery

Janoshik Tested

Third-party certified purity

Cold Chain Delivery

Integrity from freezer to door

Tracked 2-Day UK

Discreet, plain packaging

Batch Verified

Every product has a unique code

More Than Peptides

A Complete Research Platform.

From research-grade compounds to structured data collection — Alluvi provides an integrated system designed for controlled research and development programmes. Not for human consumption.

Retatrutide 40mg Research Supply

Consistency Is Key

Ships on mark with monthly research supply doses. Structured for repeat-use protocols.

Precision Research Pen

Precision Pens

Pre-filled research pen systems — exact, pre-measured, and designed for controlled research settings only.

Smart Tracking

Log every research observation with structured data capture built for continuous R&D progress.

Research Tracker
LIVE

Weekly activity

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Batch ALLV-RET-40
+99.2%
Cold chain confirmed
2°C–8°C
Weekly QC check
On track
Next supply dispatch
3 days

End-to-end

From compound to data.

Research-grade compounds, structured data capture, scheduled supply, and precision dosing — one connected system for controlled R&D programmes.

Shop Research Portfolio

Why Alluvihc

Built for researchers.
Not retailers.

Purity

Janoshik tested third-party. Not just in-house assurances — independent certification on every batch.

Transparency

Every batch carries a public batch code. Verify your product before you use it. No guesswork.

Cold Chain

Compound integrity from our freezer to your door. Temperature-controlled throughout the entire journey.

Discretion

Plain packaging. No brand markings. No indication of contents. Your research is your business.

Quality Assurance Protocol

Independently verified.
Trusted through testing.

Research peptides are synthesised under controlled laboratory conditions, with weekly internal documented formulation testing.

View Janoshik Analytical Report
Janoshik · Certificate of Analysis — Alluvi Retatrutide 40mg

Janoshik · Certificate of Analysis — Alluvi Retatrutide 40mg

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Researcher feedback

What researchers say.

“Batch verification gives me confidence I haven't found anywhere else. Purity came back 99.3% on independent testing.”

M.R.

London, UK

“Fastest UK delivery I've used. Arrived same week, cold pack still frozen. Packaging was completely discreet — exactly as described.”

J.T.

Manchester, UK

“The CoA process is refreshingly transparent. I could cross-reference the Janoshik results before ordering. That level of trust is rare.”

S.K.

Edinburgh, UK