Ready to Start? Understanding Leads to Action
The Proven Mechanism: How Orlistat Blocks Fat Absorption
Orlistat oral tablets work through a precise, scientifically-proven mechanism. The active ingredient inhibits lipase enzymes in your digestive system - these are the enzymes responsible for breaking down dietary fat. When lipases are blocked, approximately one third of the fat you consume cannot be digested or absorbed into your body. This unabsorbed fat passes naturally through your digestive system, effectively reducing the calories available for storage as body fat.
This mechanism makes orlistat fundamentally different from appetite suppressants or stimulants. It doesn't work in your brain or bloodstream - instead, it acts locally in your gut where fat digestion occurs. At EverydayMeds, you can access this proven treatment with orlistat 120mg from £29.69 for a month's supply using code EDM10.
Why This Mechanism Matters for Your Weight Management
Understanding how orlistat works explains why it's effective when combined with a lower-fat diet. Each gram of fat contains 9 calories - more than double the calories in carbohydrates or protein. By blocking approximately one third of dietary fat absorption, orlistat can significantly reduce your daily calorie intake from this high-energy nutrient.
The beauty of this mechanism is its predictability. Unlike treatments that rely on willpower or behaviour change alone, orlistat's fat-blocking action works consistently with each meal containing fat. This is why clinical studies demonstrate meaningful weight loss when orlistat is used alongside a reduced-calorie, lower-fat diet.
Orlistat vs Xenical vs Alli: Same Mechanism, Different Strengths
All three products work through the same lipase-inhibiting mechanism, but at different strengths. Orlistat 120mg and Xenical 120mg contain identical active ingredients and block the same proportion of dietary fat. The generic orlistat offers substantial savings - £29.69 for 84 capsules compared to £38.69 for branded Xenical with our EDM10 discount.
Alli 60mg uses the same mechanism but at half the prescription strength, making it a lower-intensity option. However, the 120mg prescription strength provides the full clinical benefit demonstrated in weight management studies.
What to Expect: The Mechanism in Action
When you take orlistat oral tablets with meals containing fat, you may notice gastrointestinal effects - these are actually signs the mechanism is working. Oily or fatty stools, increased bowel movements, and urgent toilet visits occur because unabsorbed fat is passing through your system.
These effects can be minimised by keeping meals low in fat (approximately 15g per meal). The mechanism works more comfortably when fat intake is controlled, and side effects typically reduce as your diet adapts. Remember, these effects confirm that orlistat is successfully blocking fat absorption.
Maximising the Mechanism: Getting the Best Results
Understanding how orlistat works helps you use it most effectively. Take one 120mg capsule with each main meal containing fat - up to three times daily. If you skip a meal or eat a fat-free meal, you can skip that dose since there's no fat for the mechanism to block.
The mechanism works best when combined with a structured approach: reduced-calorie meals, regular physical activity, and consistent medication timing. This isn't just about blocking fat - it's about creating sustainable habits that support long-term weight management.
Start Your Treatment Today
Now you understand exactly how orlistat works, you can make an informed decision about starting treatment. Our online consultation takes just minutes, and our UK-licensed prescribers will assess whether orlistat's proven mechanism is right for your weight management goals.
With prices starting from £15.20 for a fortnight's supply and 10% off every order with code EDM10, accessing this clinically-proven treatment has never been more affordable. Complete your consultation today and experience the fat-blocking mechanism that's helped millions achieve their weight management goals.


