Retatrutide 20mg Pen

Pre-filled research pen supplied in a sealed format for laboratory and R&D use only. Supports formulation assessment, compound stability testing, and delivery system evaluation.

How to Use the Pen (Quick Guide)

• Wash hands thoroughly before use.
• Remove cap, check solution is clear, and attach a new needle.
• Prime the pen to remove air.
• Select the dose using the dial and confirm in the display window.
• Inject at a 90° angle into the abdomen, thigh, or upper arm.
• Hold for 5–10 seconds, then remove and safely dispose of the needle.

Rotate injection sites weekly.

Dosing Overview

Start low and increase gradually as needed.

Dosage Suggestion

Use our dosage calculator.

We ship orders Monday to Friday using temperature-controlled packaging designed to help keep products cool in transit.

UK delivery is estimated at 1–2 business days after dispatch.

We do not offer voluntary returns, including for unopened products. This does not affect any cancellation, return or refund rights that apply by law. Contact support about damaged, faulty or incorrect items before sending anything back.