25% off shakes, soups & bars
End date: 2024-04-28
CLICK TO GET DEAL
Enjoy 25% Off Your First Order!
Refer a Friend and Receive £10 Credit!
Free Standard Delivery on All Orders Over £50!
Free Standard Delivery on All Orders Over £35!
25% off Diet Plans & Bundles
End date: 2024-04-21
End date: 2024-03-24
30% off everything
End date: 2024-03-31
Get £10 credit on your next order when you spend over £80
End date: 2024-03-17
FLASH SALE! 20% off everything
End date: 2024-03-10
Buy more, save more: 20% off any 2 products, 25% off 3 or more
End date: 2024-03-03
Upto 30% off all diet plans
End date: 2024-02-29
Buy More Save More: 15% off 1 product, 20% off 3, 25% off 5
End date: 2024-02-04
Buy More Save More: 10% off 1 product, 15% off 2, 20% off 3
End date: 2024-01-28
15% off everything, extra £5 off orders over £80
End date: 2024-01-21
15% off Soups and Bundles
End date: 2024-01-14
20% off everything
End date: 2023-12-31
30% off Diet Plans & Bundles
End date: 2023-12-27
Buy more, save more: 20% off 1 product, 25% off 2, 30% off 3
End date: 2023-12-17
End date: 2023-11-30
25% off everything
End date: 2023-11-23
End date: 2023-11-19
Enjoy an Exclusive 33% Off All Products Sitewide!
CLICK TO GET CODE
Enjoy 3 for 2 on All Products!
End date: 2023-10-01
Enjoy 25% Off Shakes, Soups & Bars!
End date: 2023-09-24
Enjoy 25% Off Diet Plans + Bundles!
End date: 2023-09-17
20% Off All Individual Items + Free Standard Delivery!
End date: 2023-09-10
Enjoy an exclusive 30% Off All Products Sitewide!
End date: 2023-09-30
Buy More, Save More: Enjoy Up to 30% Off 3 Products!
End date: 2023-08-20
Enjoy 20% Off All Products Sitewide!
End date: 2023-08-06
OPTIFAST is a clinically proven, scientifically designed low calorie diet recommended to manage weight loss. Our products are foods suitable both for total diet replacement or as a replacement for individual meals.