Discover our exclusive offers for your summer goal.
Get 5 boxes of Diet Meal For £55
Buy 3 Days Starter Pack to get extra 2 box of bars for FREE.
Try Our Meal Bars For Free
Get a box of OPTIFAST bars for free when you shop anything onsite. Choose your free gift at checkout now.
Best Selling Weight Loss Diet Plan
FULL 6 WEEKS DIET PLAN
Contains 146 bestselling meal replacements for the full 6 week duration of the plan.
4-6 WEEKS DIET PLAN
Complete your OPTIFAST journey with the last bundle containing 56 meal replacements.
Your Strength. Our Plan.
We know losing weight can be a struggle with ups and downs, that’s where OPTIFAST® comes in — to help you unlock your inner strength and succeed with the right plan for you.
Our Diet Meals
Our plans are designed to help people who want to be successful in achieving the health benefits of weight loss.
Discover our product range.
Part of our diet plans include easy to mix shakes with tasty flavours to help you achieve significant weight loss.
A convenient solution for those busy days when you're on the go, it makes a satisfying meal replacement.
A satisfying warm meal replacement in minutes, OPTIFAST Soup Mix is simple and quick to prepare for lunch or dinner.
Find Your Perfect Diet Plan
OPTIFAST offers several plans for you to choose from, depending on your weight loss goals and your personal lifestyle.
Six Week Plan
A plan designed to help you kick start weight loss in a structured way, in just 6 weeks.
Intermittent Fasting Plan
A flexible plan that helps you lose or maintain weight without significantly reducing calorie intake every day.
Partial Meal Replacement
Our most flexible diet plan, you can eat more conventional foods than if you were to follow a different plan.