Synedica

Retatrutide 40mg Pen - UK price £139

Lose up to 15 kg in 8 weeks — one use per week

The 40mg pen is the format most UK buyers order: one pre-filled pen, around two months of use, free tracked UK shipping. No powder to reconstitute and no separate needles-and-water order.

£139 · around 2 months of use

Order now - UK delivery
60-day guarantee: if you're not happy you get a full refund and keep the pack

LOVED BY OUR COMMUNITY

01

What it is

Inside is retatrutide, a peptide built of 39 amino acids, the same building blocks that every protein in your body and your food is made from. In other words, it's a concentrated set of the individual parts of a protein.

02

How you use it

It comes as a pre-filled, ready-to-use pen. One click, once a week. One pen = up to 8 weekly doses = 2 months.

03

The result

Less hunger, steady fat loss. Up to 24% body weight.


P.S. Physical activity can slightly speed up the process and strengthen your final results.

0+ people changed their lives

4.8Excellent

Why the pen format matters

Most retatrutide sold online is a vial of freeze-dried powder. You then have to buy bacteriostatic water, work out the concentration, draw the right number of units and hope the reconstitution was accurate. Every one of those steps is a chance to under- or overdose.

A 40mg pen removes all of it. The peptide is already in solution at a known concentration, the pen doses in fixed increments, and the same pen covers the whole titration from the starting dose upwards. If you are comparing with a vial you already have, work out your dose with our peptide calculator.

Retatrutide pen UK price - 40mg vs 15mg vs 80mg

PackPriceShippingBest for
15mg starter pen£99£20First try / short trial
40mg pen£139FreeMost UK buyers
80mg pack£219FreeBest value / 4 months

Compare monthly costs on the retatrutide price UK page or go to buy retatrutide UK to order.

FAQ

CERTIFICATE OF ANALYSIS

ISO 9001 certifiedISO 13485 certifiedGMP certified - Good Manufacturing PracticeCOA certified - Certificate of Analysis with every batchHPLC tested - laboratory analyzed

Developed and made in Germany

RETATRUTIDE UK PRICE

Free UK shipping on the 40mg and 80mg packs.

15 mg pen

1 pen for 3 weeks

£99

+ £20 UK shipping

  • Usage protocol
Choose 15 mg
MOST POPULAR

40 mg pen

1 pen for 2 months

£139

Free UK shipping

  • Usage protocol
  • Smoothie & shake book
  • AI reminder 
Choose 40 mg
BEST VALUE

80 mg pen

2 pens for 4 months

£219

Free UK shipping

  • Usage protocol
  • Smoothie & shake book
  • AI reminder
Choose 80 mg

HPLC tested

Each batch tested by an independent lab; COA on request.

Card payment

Secure card checkout, no clinic consultation fee.

Money-back

Guarantee applies per package as shown at checkout.

WHAT CUSTOMERS ARE ACTUALLY SAYING

First impressions of the 40mg pen

“On the first day of the injection, I didn't feel any discomfort at all - I just couldn't eat anything. I'll definitely recommend you to my sisters.”
LLisa Green
“Hi, I received the package today. Very fast delivery, only 5 days. Everything is packed very well, refrigerated and safe. Perfect condition. Thank you!”
KKuwait
“Delivery to Germany took 4 days, cold pack still cold on arrival. Pen looks exactly like the photos, everything sealed.”
DDaniel K.

Ready to order retatrutide in the UK?

Orders placed on working days are dispatched the same day.

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