Browse every Tirzepatide and Retatrutide vial and pen option. Mix strengths to match where you are in your protocol right now.
Select the vial or pen strength that fits your current phase. All products are supplied for research use only.
Every pen includes 10 sterile pen heads.
Every vial is supplied pre-reconstituted and includes 10 sterile syringes for laboratory use.
Learn how our research vials and pens are typically used, how delivery works, and where to read more real-world results. Not medical advice.
How multi-dose pens are typically prepared and used in research settings, with clear, simple step-style guidance.
Read nowHow many units per mg? Example once-weekly research protocols for Tirzepatide and Retatrutide. For research calculations only.
View guideRead how other clients have found the ordering process, shipping speed and support from Lumina Weight.
Read reviewsWhen orders dispatch, typical delivery times, packaging details and tracking information for UK shipments.
Learn more