How Effective Is Orlistat 120mg for Weight Management?
Clinical Effectiveness of Orlistat 120mg
Orlistat 120mg may be effective for weight management when used as part of a comprehensive programme including a reduced-calorie, lower-fat diet and increased physical activity. The medication works by inhibiting lipase enzymes in the digestive system, blocking approximately one third of dietary fat from being absorbed. Individual responses vary, and effectiveness depends on adherence to dietary guidelines and lifestyle changes.
Save 10% on Every Orlistat Order
EverydayMeds offers exceptional value with our EDM10 discount code - 10% off every single order for both new and returning customers. Generic orlistat 120mg costs £32.99 for 4 weeks (£29.69 with EDM10), while branded Xenical 120mg costs £42.99 for 4 weeks (£38.69 with EDM10). These savings apply to every purchase - no loyalty cards needed, just use EDM10 at checkout every time.
Orlistat vs Xenical - Same Active Ingredient, Different Prices
Both orlistat 120mg and Xenical 120mg contain identical active ingredients at the same dose, providing clinically equivalent effects. The key difference is cost - generic orlistat offers significant savings. With EDM10, you'll save approximately £9 per month choosing generic over branded. Some patients prefer branded Xenical, while others choose generic orlistat for better value. Your prescriber can discuss which option suits you best.
How Orlistat Works in Your Body
Orlistat 120mg acts locally in the gut, not the brain. It inhibits enzymes responsible for breaking down dietary fat, preventing approximately one third of eaten fat from being absorbed. This unabsorbed fat passes naturally through the digestive system. The medication doesn't affect carbohydrates, protein, or alcohol calories - only dietary fat. Lower fat meals typically result in fewer gastrointestinal side effects.
Maximising Effectiveness with Proper Diet
For orlistat to be most effective, daily fat intake should be distributed across three main meals, with no more than approximately 30% of daily calories from fat (roughly 15g fat per meal). High-fat meals significantly increase side effect likelihood while reducing treatment effectiveness. A multivitamin supplement taken at bedtime is recommended, as orlistat may reduce absorption of fat-soluble vitamins A, D, E, and K.
Ongoing Savings for Regular Customers
Many patients use orlistat for 12-week courses or longer periods as part of ongoing weight management. With EDM10, a 12-week supply of generic orlistat costs £86.39 instead of £95.99 - saving £9.60 per course. Returning customers benefit from the same 10% discount on every reorder, making long-term treatment more affordable. Our online prescription service eliminates the need for repeated GP appointments.
Professional Assessment and Safe Supply
All orlistat 120mg prescriptions require assessment by UK-licensed prescribers to determine suitability. Generally suitable for adults with BMI 30+ or BMI 28+ with weight-related health conditions, individual circumstances affect eligibility. EverydayMeds operates as a GPhC-registered pharmacy with MHRA-regulated supply chains, ensuring the same safety standards as high-street pharmacies. Complete our online consultation to begin your assessment today.


