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Best Sellers

Our plans are designed to help people who want to be successful in achieving the health benefits of weight loss.

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Strawberry Shakes

No meal planning, no shopping and great to enjoy on the go, just mix with water and shake.

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Cappuccino Bar

Each bar contains only 232 calories with all the essential daily vitamins and minerals an adult needs.

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Image of the Leek & Potato flavour OPTIFAST soup

Leek & Potato Soup

A satisfying warm meal replacement in minutes, each sachet contains only 216 calories.

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Vanilla Dessert Soup

Adds a tasty variation to your weight loss plan. Sets in 5 minutes, no shopping, no meal planning.

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Optifast flexible weight loss programmes
Optifast is recommended by health care professionals
Optifast provides support and advice
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Latest Offers

Discover our exclusive offers for your summer goal.

Save half for a box of 6 meal bars, limited time only!

50% Off on All Meal Bars
Just £ 8.50 for 6 Bars

Save half for a box of 6 meal bars, limited time only!

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Save £10 When You Spend £40

Plus Receive a FREE Box of Cappuccino Meal Bars Worth £17, start your weight loss journey today.

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Get a FREE box of Cappuccino Meal Bars

Worth £17 with every order placed. Select your gift at the checkout now.

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Free Delivery on All Orders

Hurry Limited Time Only!

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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.

Find Out How
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See How OPTIFAST Can Support You on Your Journey.

OPTIFAST offers multiple eating plans that you can personalise for your own lifestyle. View our plans and see which plan best meets your needs.

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Featured Weight Loss Diet Plan

OPTIFAST offers several plans for you to choose from, depending on your weight loss goals and your lifestyle.
Discover our clinically proven diet plan and start your journey with us.

Full 6 Weeks Diet Plan

Contains 146 bestselling meal replacements for the full 6 week duration of the plan.

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Partial Meal Replacement 4 Weeks Plan

Complete your OPTIFAST journey with the last bundle containing 56 meal replacements.

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Optifast 6 weeks diet plan - first 2 weeks diet plan

First 2 weeks Intense Diet Plan

Designed for a two week duration of the plan containing 58 bestselling products to support your journey.

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Want To Find Your Perfect OPTIFAST Diet Plan?

To help you decide which diet plan is perfect for you, click below to Calculate your BMI to discover our recommended plan for you.

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