Best Slimfast Meal Replacement Bars Deals Online in the UK (25 Deals Found)

Last Updated - 22/03/2026 Sort By:

Best Choice
SlimFast

New
SlimFast Chocolate Fudge Meal Bar, 17 g Protein, 201 Calories, 27 Vitamins & Minerals, Have as a Meal Replacement for We
TASTY MEAL REPLACEMENT BAR – Satisfy hunger with high protein and high fibre, a convenient choice for weight loss and we

£5.50 £8.00
Best Value
SlimFast

New
SlimFast Chocolate Fudge Meal Bar, 17 g Protein, 201 Calories, 27 Vitamins & Minerals, Have as a Meal Replacement for We
TASTY MEAL REPLACEMENT BAR – Satisfy hunger with high protein and high fibre, a convenient choice for weight loss and we

£5.22 £8.00
New
16 X SlimFast 60g Meal Bars Rocky Road Meal Replacement - BEST BEFORE 10/2025.
16 X SlimFast 60g Meal Bars Rocky Road Meal Replacement - BEST BEFORE 10/2025.. This item is brand new and 100% genuine.

£21.99
31% Off
SlimFast

New
SlimFast Salted Caramel Meal Bar, 16 g Protein, 202 Calories, 27 Vitamins & Minerals, Have as a Meal Replacement for Wei
TASTY MEAL REPLACEMENT BAR – Satisfy hunger with high protein and high fibre, a convenient choice for weight loss and we

£5.50 £8.00
New
Slimfast Tasty Balanced Meal Bar, Low Calorie Replacement Bars for Weight Loss a
Looking to lose weight and keep it off in a simple and tasty way?. SlimFast 3.2.1. Follow our easy SlimFast 3.2.1. Why S

£68.19
35% Off
SlimFast

New
SlimFast Salted Caramel Meal Bar, 16 g Protein, 202 Calories, 27 Vitamins & Minerals, Have as a Meal Replacement for Wei
TASTY MEAL REPLACEMENT BAR – Satisfy hunger with high protein and high fibre, a convenient choice for weight loss and we

£5.22 £8.00
31% Off
SlimFast

New
SlimFast Dark Chocolate & Cranberry Meal Bar, 15 g Protein, 200 Calories, 27 Vitamins & Minerals, Meal Replacement for W
TASTY MEAL REPLACEMENT BAR – Satisfy hunger with high protein and high fibre, a convenient choice for weight loss and we

£5.50 £8.00
New
SlimFast 7-Day Starter Pack – Includes 7 Shakes & 7 Meal Bars – BBE 31/10/2025
SlimFast 7-Day Starter Pack – Includes 7 Shakes & 7 Meal Bars – BBE 31/10/2025. Kick-start your SlimFast plan with this

£16.99
35% Off
SlimFast

New
SlimFast Dark Chocolate & Cranberry Meal Bar, 15 g Protein, 200 Calories, 27 Vitamins & Minerals, Meal Replacement for W
TASTY MEAL REPLACEMENT BAR – Satisfy hunger with high protein and high fibre, a convenient choice for weight loss and we

£5.22 £8.00
New
SlimFast Meal Replacement Bars Rocky Road 16x60g High Protein Weight Loss Diet
Don’t miss out on this perfect solution for your busy lifestyle - order now and embrace a healthier you! High in protein

£68.85
34% Off
SlimFast

New
SlimFast Snack Bar, Low-Calorie Healthy Snacks For Adults, Chocolate & Protein Bars Alternative, Part of Balanced Diet,
99 Calories

£11.44 £17.45
SlimFast

New
SlimFast Tasty Balanced Meal Bar, Low Calorie Replacement Bars for Weight Loss and Diet, High Protein, Healthy Snacks fo
NEVER RUN ON EMPTY: SlimFast low-calorie snacks are ready-to-eat high protein meal replacement bars that support your we

£44.00
New
SlimFast Salted Caramel Meal Bars 16 x 60g – High Protein Meal Replacement
Each 60g bar contains 16g of protein, 202 calories, 4.8g of fibre, and 27 essential vitamins and minerals. Nutrition Inf

£28.99 £32.00
AETN Creations

New
AETN Creations® Slim-fast Style Meal Replacement Bars Salted Caramel & Chocolate Fudge Flavours, 16x60g, Low Calorie, Hi
VARIETY PACK: Contains 16 meal replacement bars in two delicious flavors - Salted Caramel and Chocolate Fudge, 60g each

£38.99 £39.99
New
SlimFast Tasty Balanced Meal Bar, Low Calorie Replacement Bars for Weight Loss
The SlimFast Tasty Balanced Meal Bar is a low calorie replacement bar designed for weight loss. With the reputable brand

£52.70
23% Off
AETN Creations

New
AETN Creations ® Meal Replacement Bars – 12 x 60g (4x Salted Caramel, 4x Chocolate Fudge, 4x Dark Chocolate & Cranberry)
Tasty & Convenient Meal Replacement Bars – Enjoy A Delicious Variety Of Salted Caramel, Chocolate Fudge, And Dark Chocol

£32.89 £42.99
New
SlimFast 7-Day Taster Kit – 7 Meal Replacement Bars & 7 Ready-to-Drink BB-10/25

£18.99
New
SlimFast Chocolate Fudge Meal Bars 16 x 60g – High Protein Meal Replacement
With a rich chocolate fudge flavour, these bars are perfect for on-the-go, at work, or after the gym. Nutrition Informat

£28.99 £32.00
New
Slim Fast Meal Replacement Bars Salted Caramel & Chocolate Fudge 8x60g, High Fib

£16.95
New
Slimfast Dark Chocolate Cranberry Meal Replacement Bars 4 x 60g
Supports Immunity. May Contain Cereals Containing Gluten, May Contain Eggs, Contains Milk, May Contain Nuts, May Contain

£15.99
New
Slimfast Meal Replacement Diet Bars Variety 3 Pack 12 Weight Low Calorie Protein

£26.49
New
Slim Fast Meal Bars - Chocolate Fudge x 12 BARS 201kcals 17g Protein Replacement
17g high protein per serving. Flavour: Chocolate Fudge. 27 essential vitamins & minerals in each bar.

£22.89
New
Slimfast Salted Caramel Meal Replacement Bars 4 x 60g, Supports Immunity
Supports Immunity. May Contain Cereals Containing Gluten, May Contain Eggs, Contains Milk, May Contain Nuts, May Contain

£15.99
New
SlimFast Core Double Choc Bars 6 Bars Per Pack
Per serving↕. Contains Barley, Contains Eggs, Contains Milk, May Contain Nuts, May Contain Peanuts, Contains Soya, Conta

£6.66
New
Slimfast Tasty Balanced Meal Bar, Low Calorie Replacement Bars for Weight Loss a
Looking to lose weight and keep it off in a simple and tasty way?. SlimFast 3.2.1. Follow our easy SlimFast 3.2.1. Why S

£83.52

25 Slimfast Meal Replacement Bars deals are available from: Amazon, eBay stores, starting from £5.22.
The biggest discount we found is 35% on SlimFast Dark Chocolate & Cranberry Meal Bar, 15 g Protein, 200 Calories, 27 Vitamins & Minerals, Meal Replacement for Weight Management or High-Protein Snack for Work, Gym & Travel, 4x60 g at Amazon.
The lowest price we found is £5.22 while the highest is £83.52.
Prices for the best Slimfast Meal Replacement Bars deals average at £26.15.
Last updated on March 22, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Slimfast Meal Replacement Bars.