Best Diet Shakes Deals Online in the UK (25 Deals Found)

Last Updated - 30/05/2026 Sort By:

Best Choice
USN

New
USN Diet Fuel Ultralean Meal Replacement Shake | Strawberry | 1kg with 18 Servings | High Protein, Low Calorie Shake | C
USN HIGH PROTEIN SHAKE POWDER: Use Diet Fuel Meal Replacement Shakes to help you reach your weight-loss goals. Perfect s

£24.03 £26.00
Best Value
SlimFast

New
SlimFast Meal Replacement Shake for Weight Loss & Balanced Nutrition, Vitamins and Minerals, Low Calorie, High Protein,
🔥 LOW IN CALORIE. HIGH IN PROTEIN. MEAL REPLACEMENT POWDER FOR SUSTAINABLE WEIGHT LOSS RESULTS. With just 225 calories

£8.00 £11.00
New
28 Shakes - 1 Week - Meal Replacement - Eontu Diet - All Flavours Available
12 Shakes - 1 Week - Meal Replacement - Eontu Diet - All Flavours Available is a product designed for weight management,

£21.50
Protein Works

New
Protein Works | Diet Meal 360 - GOLD Innovation, Diet Meal Replacement Shake, Supports Weight Loss, 24 Vitamins & Minera
KICK-START YOUR WEIGHT LOSS JOURNEY: Diet Meal 360 - GOLD (previously known as Diet Meal Replacement) is a 100% nutritio

£19.99
New
Meal Replacement 2.2Kg Diet Shakes Slim Weight Loss Whey Protein Shake Powder
Plus, it’s high in protein to make sure you’re hitting your daily levels, and high in fibre, which is an essential part

£20.99
27% Off
SlimFast

New
SlimFast • Meal Replacement Powder • Strawberry Flavour • Weight loss Formula • 225 Cals • 14g Protein • 23 Vitamins + M
🔥 LOW IN CALORIE. HIGH IN PROTEIN. MEAL REPLACEMENT POWDER FOR SUSTAINABLE WEIGHT LOSS RESULTS. With just 225 calories

£8.00 £11.00
Shake That Weight

New
Shake That Weight Variety Shakes - 21 Meals, Chocolate, Vanilla, Banana, Strawberry, Gluten-Free Meal Replacement Shakes
DIET SHAKE BUNDLE — reach your weight loss goals with Shake That Weight’s low carb meal replacement shakes, designed for

£40.95
New
Diet Fuel UItralean 4.4KG Meal Replacement Slim Weight Loss Whey Protein Shake
Plus, it’s high in protein to make sure you’re hitting your daily levels, and high in fibre, which is an essential part

£31.99
Ensure

New
Ensure Plus Milkshake Vanilla 200ml x 24
Nutritious Supplement: Ensure Plus Strawberry is a complete, balanced nutritional supplement drink ideal for those recov

£49.47
New
Vegan Diet Protein Shake Meal Replacement Weight Loss Keto Diet Shakes 2.1KG
Introducing an amazing new product from 1ne Nutrition Vegan Diet Protein. If you are looking to lose fat, but have lacto

£31.99
27% Off
SlimFast

New
SlimFast Meal Replacement Shake for Weight Loss & Balanced Diet, Vitamins and Minerals, Low Calorie, High Protein, Choco
🔥 LOW IN CALORIE. HIGH IN PROTEIN. MEAL REPLACEMENT POWDER FOR SUSTAINABLE WEIGHT LOSS RESULTS. With just 225 calories

£8.00 £11.00
24% Off
SlimFast

New
SlimFast • Raspberry + White Chocolate Meal Replacement Shake • 204 Cals • 15g Protein • 23 Vitamins • No Added Sugar •
🔥 LOW IN CALORIE. HIGH IN PROTEIN. READY TO DRINK. Our meal replacement shakes contain no artificial preservatives or c

£8.37 £11.00
New
EONTU delicious shakes & savoury sachets & bars for a VLCD OR LC DIET DIET x112
I have 12 Banana flavours, 9 Cream Chicken flavours, 13 Strawberry flavours, 12 chocolate flavours and Orange & Lemon fl

£57.90
40% Off
Applied Nutrition

New
Applied Nutrition Diet Whey - High Protein Powder Supplement, Low Carb & Sugar, for Weight Management with CLA, L Carnit
HIGH PROTEIN BLEND: Applied Nutrition’s Diet Whey Protein Powder combines CLA, L-Carnitine, Green Tea, Whey Protein Isol

£12.00 £19.95
New
Protein Works Diet Meal 360 Shake Bundle 4 x 500g Banana Strawberry Chocolate
Protein Works Diet Meal 360 Shake Bundle 4 x 500g Banana Strawberry Chocolate

£57.90
Protein Works

New
Protein Works | Diet Meal 360 - GOLD Innovation, Diet Meal Replacement Shake, Supports Weight Loss, 24 Vitamins & Minera
KICK-START YOUR WEIGHT LOSS JOURNEY: Diet Meal 360 - GOLD (previously known as Diet Meal Replacement) is a 100% nutritio

£19.99 £20.99
New
Huel Diet Chocolate Shake Powder
3 x 177kg bags

£52.70
New
CWP The 1:1 Diet 21 x Shakes 1:1 CWP Products

£45.00
New
SlimFast Shake Powder 16 Servings (584g) High Protein Meal Replacement Diet
Weight: 584g. Each serving provides 14g of protein, no added sugar, and less than 230 calories, helping you manage hunge

£9.89
New
Meal Replacement Diet Shakes Slim Weight Loss Fast Whey Protein Shakes Powder
Xcelerate Nutrition’s Diet Plus is a truly advanced, high protein shake designed to support fat loss. It contains a mult

£19.99
New
SlimFast Meal Replacement Shake for Weight Loss & Balanced Diet 16 Servings 584g

£8.49
New
Protein Works | Diet Meal 360 - GOLD Innovation, Diet Meal Replacement Shake,

£11.82
New
Meal Replacement Diet Shakes Slim Weight Loss Fast Whey Protein Shakes Powder
Plus, it’s high in protein to make sure you’re hitting your daily levels, and high in fibre, which is an essential part

£8.99
New
1ne Nutrition Lean 2.25kg - Diet Shakes Protein Ultralean Shake Meal Replacement
When you have provided this information we will investigate the problem and try to resolve it as quickly as we can. Add

£34.99
New
Shake That Weight Café Latte Meal Replacement Shake 32g High Protein Diet Drink
Do you like nothing more than a cup of coffee?. Important: Do not use if of poor health, breast feeding, pregnant or und

£22.30

25 Diet Shakes deals are available from: Amazon, eBay stores, starting from £8.00.
The biggest discount we found is 40% on Applied Nutrition Diet Whey - High Protein Powder Supplement, Low Carb & Sugar, for Weight Management with CLA, L Carnitine, Green Tea (450g - 18 Servings) (Vanilla) at Amazon.
The lowest price we found is £8.00 while the highest is £57.90.
Prices for the best Diet Shakes deals average at £25.41.
Last updated on May 30, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Diet Shakes.