# Synedica Retatrutide > Official EU online store selling the Synedica Retatrutide pen kit — a once-weekly > triple-agonist (GLP-1 + GIP + glucagon) weight-loss injection. Shipped directly to > customers across the European Union and the United Kingdom. Site: https://synedica-reta.com Brand: Synedica Language: English Last updated: 2026-08-03 ## Product - Name: Synedica Retatrutide — complete pen kit - SKU: SYN-RETA-40 - Contents: 4 × 10 mg prefilled injection pens (40 mg total), needles, alcohol swabs, instructions - Active ingredient: retatrutide - Mechanism: triple agonist — GLP-1 (appetite), GIP (satiety and glucose control), glucagon (energy expenditure) - Administration: subcutaneous injection, once per week - Dosing: 5 mg weekly for weeks 1–4, then 10 mg weekly - Kit duration: up to 2 months - Country of origin: European Union (GMP-certified, EU-licensed pharmacy) - Storage: refrigerated; shipped in a cold pack ## Price - European Union: €175 per kit - United Kingdom: £150 per kit - Shipping: free, discreet packaging, EU + UK - Handling time: 1–2 business days. Transit time: 3–7 business days. - Payment: card ## Guarantee 60-Day Money Back Guarantee. Applies to a first order (one kit) within 60 days of delivery, once per customer/household/address. Requires a documented, uninterrupted four-week course: four weekly videos showing the scale reading and that week's injection. If body weight has not decreased after the complete four-week course, the full purchase price is refunded to the original card. Claims are reviewed within 14 days. Full conditions: https://synedica-reta.com/refund ## Quality and testing - Manufactured in a GMP-certified, EU-licensed pharmacy - Every batch is lab-tested; HPLC purity analysis - Certificate of Analysis (COA) is published on the site and matched to the batch number on the box ## Clinical background - Phase 2 (48 weeks): average −24.2% body weight at the highest dose - Phase 3 TRIUMPH-4 topline (68 weeks): −28.7% - Most common side effects: gastrointestinal (nausea, diarrhoea, constipation, vomiting), usually mild-to-moderate and improving over the first weeks ## Ordering - No paper prescription required: an online medical questionnaire is reviewed by the clinical team - No subscription, no auto-renewal, no contract - Minimum age: 18 ## Contact - Support email: support@synedica-reta.com - WhatsApp support is available from the website ## Links - [Home](https://synedica-reta.com/): product overview, comparison with Ozempic and Mounjaro, customer reviews - [FAQ](https://synedica-reta.com/#faq): answers about dosing, results, side effects, manufacturing - [Reviews](https://synedica-reta.com/#reviews): customer reviews and before/after documentation - [Refund Policy](https://synedica-reta.com/refund): full conditions of the 60-day money back guarantee - [Shipping & Returns](https://synedica-reta.com/shipping-returns) - [About](https://synedica-reta.com/about) - [Contact](https://synedica-reta.com/contact) - [Terms](https://synedica-reta.com/terms) - [Privacy Policy](https://synedica-reta.com/privacy)