Advertising Disclosure Diet Shakes Comparison - January 2026
3 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. As an Amazon Associate we may earn from qualifying purchases. We may receive a commission from purchases made through links on our site, which will help us continue to provide you with value.
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| 1 Best Choice  9.9Exceptional | 2  9.6Exceptional | 3  9.4Excellent |
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ModelSlimFast Meal Replacement Shake for Weight Loss & Balanced Diet, Vitamins and Minerals, Low Calorie, High Protein, Blueberry Flavour, 16 servings, 584 g, Packaging May Vary | Model Shake That Weight - 21x Meal Replacement Shakes - Diet Shakes for Weight Loss (Chocolate, Vanilla, Banana, Strawberry) | Model SCI-MX Diet Meal Replacement Shake - Chocolate Flavour - High Protein Shake + 24 Essential Micronutrients - Non-GMO - 1KG (18 servings) 209 calories per serving |
BrandSlimFast | Brand Shake That Weight | Brand SCI-MX |
Reviews | Reviews | Reviews  |
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
1SlimFastSlimFast Meal Replacement Shake for Weight Loss & Balanced Diet, Vitamins and Minerals, Low Calorie, High Protein, Blueberry Flavour, 16 servings, 584 g, Packaging May Vary
Main highlights- Substituting two main daily meals with meal replacements contributes to weight loss, and substituting one contributes to weight maintenance. Source: COMMISSION REGULATION (EU) No 432/2012 of 16 May 2012
- SATISFY HUNGER: Enjoy two SlimFast diet shakes or healthy snacks (bars) a day as part of our 3.2.1 plan to help you lose weight and keep it off, or enjoy it as part of your balanced diet
- NEVER RUN ON EMPTY: SlimFast Balanced High Protein Meal Replacement Powder supports your weight loss and helps to keep it off, with 14g of protein, no added sugar, and less than 230 kcal per serving
- MULTIVITAMIN AND MINERAL POWERHOUSE: 23 vitamins and minerals (incl. Vitamin A, Vitamin D, Vitamin C, Vitamin B6, Vitamin B12, magnesium and zinc) to support your immunity and keep your metabolism humming
- IRRESISTIBLE FLAVOURS: Our meal replacement shakes for weight loss come in various delish flavours, making your weight loss journey tasty and enjoyable
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9.6
2Shake That Weight
Shake That Weight - 21x Meal Replacement Shakes - Diet Shakes for Weight Loss (Chocolate, Vanilla, Banana, Strawberry)
Why we love it
Low calorie, high protein meal replacement.
Variety of delicious flavors available.
Smooth and creamy texture.
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
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9.4
3
SCI-MXSCI-MX Diet Meal Replacement Shake - Chocolate Flavour - High Protein Shake + 24 Essential Micronutrients - Non-GMO - 1KG (18 servings) 209 calories per serving
Why we love it
High protein content per serving.
Convenient meal replacement option.
Delicious chocolate flavor.
Main highlights- HOW & WHEN TO USE: This is a quick and easy meal replacement shake. Simply add 2 x scoops (54g) to 300ml of cold water, shake using a protein shaker bottle, and enjoy. An excellent choice to replace higher-calorie meals, ideal if you are on the go. Our shakes give you the nutrients you need to kick-start your weight loss journey. Not intended as a sole source of nutrition, should be consumed alongside at least one balanced nutritious meal.
- POWERING EVERY GOAL: Whether you want to build muscle, bulk, reduce body fat or peak your performance, our core focus is on high-protein nutrition. Healthy, balanced, low in sugar, low in saturated fats. Our sports nutrition products are made to complement all types of training and performance goals – whether you’re a casual gym goer, an athlete or sportsperson. Get your Diet Shake Meal Replacement in a range of flavours including; Chocolate, Strawberry or Vanilla.
- ️️ BENEFITS: Our high protein shake contains added green tea, vitamins, and minerals including Pantothenic Acid, Chromium, and Biotin contributing to the normal maintenance of muscle function, metabolism, blood sugar levels, and reduction of fatigue. This shake is packed with 33% of your recommended intake of Iodine which helps contribute to healthy thyroid function. The inclusion of Folic Acid and Niacin can help reduce tiredness which often occurs when dieting. Suitable for vegetarians.
- WHAT’S IN THIS CHOCOLATE DIET SHAKE: A comprehensive formula with a healthy balance of protein, carbs, and fat + 24 essential micronutrients. This shake contains 209 kcal, 4.9g fat, 13g carbs, 26g protein / 54g serving + Vitamins A, B6, B12, C, D, E, K, Calcium, Zinc, Folic Acid, Iron, Thiamine, Riboflavin, Niacin, Magnesium, Copper and Selenium. Allergens include soy & milk. Produced in a facility which also handles egg and cereals containing gluten. Allergens include SOY, MILK.
- WHY SCI-MX: Our goal is to help nurture, support, and inspire the sportsperson in all of us. From recovery to competition training, there’s a SCI-MX product to help you achieve your goal. From high-quality protein powders, pre-workout and post-workout blends like creatine monohydrate to high-protein snacks such as flapjack bars, we've got you covered. Our no-nonsense approach to sports nutrition supplements guarantees you’ll always receive premium quality, great value products.
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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.
