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5 Best Diet Shakes of 2025

Last Updated - 26/10/2025

1
Best Choice
22% Off

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

USN
22% Off

USN Diet Fuel Ultralean Meal Replacement Shake Powder (Strawberry, 2kg - 36 Servings/Meals) Tasty High Protein Shake To Feel Full For Longer, Weight Control Powder, Drink Mix With 25g Protein

USN

£34.99

£45.00
(22% Off)

More Details
Main highlights
- YOUR NEW MORNING ROUTINE: Get your day off to the best possible start with these fantastic, and delicious, USN Meal Replacement Shakes. You don’t need to go without breakfast to help you lose weight - one quick shake and you are ready to take on the day!
- USN HIGH PROTEIN SHAKE POWDER: Use Diet Fuel Meal Replacement Shakes to help you reach your weight-loss goals. Perfect support for a low-calorie diet - a quick & easy way to get what your body needs, without the calories. Packed with 24 Vitamins & Minerals.
- ULTIMATE SPORTS NUTRITION: USN are at the forefront of sports nutrition research, making effective sports nutrition supplements for professional and non-professional athletes, pre or post workout. Science-driven nutrition so we can achieve together.
- HIGH PROTEIN MEAL REPLACEMENT: Protein is absolutely vital if you are looking to lose weight. When we take protein on board, it triggers our satiety hormones, which make us feel full. USN meal replacement shakes have 25g of protein per serving.
- FEEL FULL FOR LONGER: USN’s meal replacement powder has been specially formulated by a dedicated team to ensure you feel full for longer, reducing the need to snack or over-eat and supporting a reduced calorie diet - to help you reach your weight goals.
£34.99
£45.00 (22% Off)
2

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Shake That Weight

Shake That Weight - 21x Meal Replacement Shakes - Diet Shakes for Weight Loss (Chocolate, Vanilla, Banana, Strawberry)

Shake That Weight

£34.65

£35.70
(2% Off)

More Details
Main highlights
- SMOOTH & CREAMY — beautifully smooth and creamy texture, unlike gritty alternatives, simply mix with skimmed milk or water and enjoy our great-tasting range of weight loss shakes 3 times a day!
- REDUCE HUNGER PANGS — each delicious shake contains slow release calcium casein protein which helps to reduce hunger pangs, keeping you on the right track to achieving your desired weight
- DIET SHAKE BUNDLE — reach your weight loss goals with Shake That Weight’s low carb meal replacement shakes, designed for rapid weight loss via the very low calorie diet (VLCD) principle
- BALANCED DIET PLAN — low carb, high protein, rich in fibre and packed with the vital vitamins and minerals your body needs to ensure you stay healthy throughout your diet plan!
- 1 WEEK SUPPLY — our 1 Week Bundle contains 21 meal replacement shakes in 4 tasty flavours! You’ll enjoy 6 x Chocolate Shakes, 5 x Vanilla Shakes, 5 x Strawberry Shakes and 5 x Banana Shakes
£34.65
£35.70 (2% Off)
3

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

USN

USN Diet Fuel Ultralean Meal Replacement Shake Powder, Strawberry Flavour - 1kg, High Protein Shake Powdered Drink Mix, Low Calorie Diet & Weight Control Powder, 25g Protein

USN

£23.90

£26.00
(8% Off)

More Details
Main highlights
- Ultimate Sports Nutrition: USN are at the forefront of sports nutrition research, making effective sports nutrition supplements for professional and non-professional athletes, pre or post workout
- USN meal replacement shakes: A tasty USN meal replacement beverage powder with 25g protein and under 210 calories. High fibre with essential vitamins and nutrients - simply add 2 scoops to cold water
- USN Protein powder drink mix: High protein meal replacement shake powder to help support your weight loss goals. With added vitamins, each tasty diet shake you make can help you feel full for longer
- Premium women's and men's supplements: USN diet supplements offer proven benefits, when taken alongside a balanced diet and healthy lifestyle. Always consult a healthcare professional first
- Achieve your aims: 1kg of great tasting Strawberry flavour powdered protein, that can also be made up as a snack between meals, to help hit your daily protein goals and reduce sweet cravings
£23.90
£26.00 (8% Off)
4
10% Off

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Premium Body Nutrition
10% Off

Meal Replacement Banana

Premium Body Nutrition

£21.15

£23.67
(10% Off)

More Details
Main highlights
- Suitable for Vegetarians
- PBN Meal Replacement Banana 2.4kg Tub
- New Improved flavour
- Meal replacement product are only recommended for weight control as part of an energy restricted diet
- Each Pack contains 40 Servings
£21.15
£23.67 (10% Off)
5
Best Value
15% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Protein Works
15% Off

Protein Works - Diet Meal Replacement Extreme, Supports Healthy Weight Loss, Complete Nutrition, Low Calorie, Low Sugar, 23 Vitamins & Minerals, Banana Smooth Sundae, 16 Meals, 1kg

Protein Works

£19.99

£23.70
(15% Off)

More Details
Main highlights
- SUPPORTS DIETING & WEIGHT LOSS: Diet Meal Replacement Extreme has been developed over several years and represents the very cutting-edge of modern functional nutrition. Our innovative formulation includes a wide range of scientifically-researched ingredients to provide a highly nutritious and delicious meal that helps support sustainable weight loss. Diet Meal Replacement Extreme is ideal for anyone wanting to lose weight as part of a calorie restricted diet or anyone wanting to live a healthier lifestyle.
- NEXT LEVEL FLAVOUR: Each and every Diet Meal Replacement Extreme shake is infused with our unique flavours to create an unrivalled flavour experience.
- KEEPS YOU FULLER FOR LONGER: We’ve added slow and fast releasing premium proteins alongside low GI carbohydrates and fibre to satisfy your hunger and provide a sustained energy release.
- ESSENTIAL VITAMINS & MINERALS: Supercharged with a cutting-edge Vitamin & Mineral Formula that contains no less than 23 essential vitamins & minerals.
- BALANCED, COMPLETE NUTRITION: Each shake is packed full of real food ingredients and all the nutrients your body needs to thrive - up to 25g of premium protein, low GI carbohydrates and fibre.
£19.99
£23.70 (15% Off)

5 Best Diet Shakes of 2025

USN Diet Fuel Ultralean Meal Replacement Shake Powder (Strawberry, 2kg - 36 Servings/Meals) Tasty High Protein Shake To Feel Full For Longer, Weight Control Powder, Drink Mix With 25g Protein

Shake That Weight - 21x Meal Replacement Shakes - Diet Shakes for Weight Loss (Chocolate, Vanilla, Banana, Strawberry)

USN Diet Fuel Ultralean Meal Replacement Shake Powder, Strawberry Flavour - 1kg, High Protein Shake Powdered Drink Mix, Low Calorie Diet & Weight Control Powder, 25g Protein

Meal Replacement Banana

Protein Works - Diet Meal Replacement Extreme, Supports Healthy Weight Loss, Complete Nutrition, Low Calorie, Low Sugar, 23 Vitamins & Minerals, Banana Smooth Sundae, 16 Meals, 1kg

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