Advertising Disclosure Diet Shakes Comparison - August 2025
7 Best Diet Shakes In the UK
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
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| 1 Best Choice  9.9Exceptional | 2  9.8Exceptional | 3  9.5Excellent | 4  9.4Excellent | 5 Best Value  9.3Excellent | 6  9.0Excellent | 7  8.9Very Good |
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ModelUSN 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 | Model SlimFast Meal Replacement Shake for Weight Loss & Balanced Diet, High Protein, Vitamins, Minerals, White Chocolate & Raspberry Flavour, 16 Meals, 584 g, Packaging May Vary | Model Shake That Weight - 21x Meal Replacement Shakes - Diet Shakes for Weight Loss (Chocolate, Vanilla, Banana, Strawberry) | Model SlimFast Ready To Drink Shake, Meal Replacement Shakes for Weight Loss and Balanced Diet, High Protein, Vitamins and Minerals, No Added Sugar, Raspberry and White Chocolate Flavour, 6 x 325 ml | Model 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 | Model SCI-MX Diet Meal Replacement Shake - Chocolate Flavour - High Protein Shake + 24 Essential Micronutrients - Non-GMO - 2KG (37 servings) 209 calories & 26g of protein per serving | Model Protein Works - Diet Meal Replacement Extreme Shake | 200 Calorie Meal | High Protein Meal | Supports Weightloss | 16 Servings | Banana Smooth Sundae | 1kg |
BrandUSN | Brand SlimFast | Brand Shake That Weight | Brand SlimFast | Brand USN | Brand SCI-MX | Brand Protein Works |
Reviews | Reviews | Reviews  | Reviews | Reviews | Reviews | Reviews  |
Features | ||||||
Worth the money 9.1 | Worth the money 9.1 | Worth the money 9.4 | Worth the money 8.4 | Worth the money 8.6 | Worth the money 7.9 | Worth the money 7.7 |
Simple to use 9.4 | Simple to use 9.3 | Simple to use 9.9 | Simple to use 9.4 | Simple to use 8.9 | Simple to use 8.9 | Simple to use 8.6 |
Taste 9.4 | Taste 8.6 | Taste 9.9 | Taste 9.1 | Taste 9.1 | Taste 8.4 | Taste 8.1 |
Serving size 9.6 | Serving size 9.3 | Serving size 9.9 | Serving size 9.1 | Serving size 8.6 | Serving size 7.9 | Serving size 7.7 |
Tech Specs | ||||||
product dimensions19 x 19 x 31 cm 2.3 kg | product dimensions - | product dimensions 17.6 x 16.1 x 16.4 cm 33.35 g | product dimensions 22 x 18 x 20 cm 15 g | product dimensions 15 x 15 x 15 cm 1 kg | product dimensions - | product dimensions 10 x 27 x 20 cm 1 kg |
Available On | Available On | Available On | Available On | Available On | Available On | Available On |
Our Top 3 Picks
Here are the top 3 recommended products with more information to help you find the right product for you
9.9
1USN13% OffUSN 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
9.6 Serving size9.4 Simple to use9.4 TasteWhy we love it
High protein content supports weight loss and muscle maintenance.
Convenient meal replacement, easy to mix with water.
Tasty flavors curb sweet cravings effectively.
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9.8
2SlimFast19% Off
SlimFast Meal Replacement Shake for Weight Loss & Balanced Diet, High Protein, Vitamins, Minerals, White Chocolate & Raspberry Flavour, 16 Meals, 584 g, Packaging May Vary
9.3 Simple to use9.3 Serving size9.1 worth the moneyWhy we love it
No added sugar
High fibre protein
23 vitamins minerals
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9.5
3Shake That Weight
Shake That Weight - 21x Meal Replacement Shakes - Diet Shakes for Weight Loss (Chocolate, Vanilla, Banana, Strawberry)
9.9 Simple to use9.9 Taste9.9 Serving sizeWhy we love it
Low calorie, high protein meal replacement.
Variety of delicious flavors available.
Smooth and creamy texture.
Our ranking system
The TopChoice.co.uk Team selects top-of-the-line items from a wide selection and conducts rigorous evaluations on almost all the products available on the internet. We rank each product based on how well it matches our criteria.We can ensure that the product is well-tested with the help of our expertise, experts, and artificial intelligence technology. TopChoice.co.uk requires consistent care for the products we review, ensuring that our assessments are always accurate and up to date.
Features
Our team of experts analyzes key attributes, capabilities, significance, and many more depending on the type of product to determine its effectiveness.
Consumer Reviews
We ensure an evaluation of the ratings using references all over the internet for each product. With the help of our AI technology and professional review teams, we give weight to the worth of individual user experiences.
Popularity
Popularity is an important criterion in choosing a product. Several factors contribute to the popularity of the products on our site, including prestige, relevance, reputation, news, and more.
Value for money
TopChoice.co.uk compares product attributes to price, examines tech specs, ratings and reviews, and more.When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.
Value for money
TopChoice.co.uk compares product attributes to price, examines tech specs, ratings and reviews, and more.When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.
