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Best Diet Nutrition of 2026
Last updated on 08/02/2026
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Whey Proteins
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1
Optimum Nutrition Gold Standard Whey Muscle Building and Recovery Protein Powder With Naturally Occurring Glutamine and Amino Acids, Extreme Milk Chocolate, 71 Servings, 2.27kg, Packaging May Vary
Optimum Nutrition
18% Off
Why we love it
Supports fitness journey from start.
Quick absorption for muscle gain.
Variety of sizes, flavors available.
Main Highlights
Optimum Nutrition’s Gold Standard 100% WHEY is the world’s best-selling protein powder* designed to support your fitness journey from day one
FAST-ABSORBING whey protein with whey protein isolate as the main ingredient helps with muscle gain and supports recovery* after every training session
The ON whey protein formula is Informed Choice certified, contains naturally-occurring BCAAs and GLUTAMINE and is LOW IN SUGAR and fat
Available in a VARIETY OF SIZES and FLAVOURS: double rich chocolate, banana cream, vanilla ice cream, unflavored protein powder and more
EASY & CONVENIENT: mix one scoop in 180-240 ml of cold water; best enjoyed in the morning or/and during the 30 minutes just before or immediately after training
*Source: Euromonitor International Limited; Consumer Health 2023 edition, Sports Protein Powder category, % retail value shares, 2022 data
** Source EFSA Journal 2010;8(10):1811; 2011;9(6):2203
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9.8
Exceptional
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9.8
Exceptional
Optimum Nutrition
Optimum Nutrition Gold Standard Whey Muscle Building and Recovery Protein Powder With Naturally Occurring Glutamine and Amino Acids, Extreme Milk Chocolate, 71 Servings, 2.27kg, Packaging May Vary
18% Off
Check Price
Show More
Why we love it
Supports fitness journey from start.
Quick absorption for muscle gain.
Variety of sizes, flavors available.
Main Highlights
Optimum Nutrition’s Gold Standard 100% WHEY is the world’s best-selling protein powder* designed to support your fitness journey from day one
FAST-ABSORBING whey protein with whey protein isolate as the main ingredient helps with muscle gain and supports recovery* after every training session
The ON whey protein formula is Informed Choice certified, contains naturally-occurring BCAAs and GLUTAMINE and is LOW IN SUGAR and fat
Available in a VARIETY OF SIZES and FLAVOURS: double rich chocolate, banana cream, vanilla ice cream, unflavored protein powder and more
EASY & CONVENIENT: mix one scoop in 180-240 ml of cold water; best enjoyed in the morning or/and during the 30 minutes just before or immediately after training
*Source: Euromonitor International Limited; Consumer Health 2023 edition, Sports Protein Powder category, % retail value shares, 2022 data
** Source EFSA Journal 2010;8(10):1811; 2011;9(6):2203
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Value for Money
2
PhD Nutrition Diet Whey High Protein Lean Matrix, Belgian Chocolate Whey Protein Powder, High Protein, 80 Servings Per 2 kg Bag [Package May Vary]
PhD
10% Off
Why we love it
Promotes fitness and lean muscle.
High-quality protein, low carb content.
Supports eco-conscious packaging choices.
Main Highlights
HIGH PROTEIN: Packed with protein to help maintain muscle mass, this low-calorie powder is ideal for use during a diet. The perfect supplement for ambitious athletes
PREMIUM WHEY PROTEIN POWDER: Enriched with grass-fed whey protein, it provides the body with essential amino acids that support metabolism and belong in any balanced diet
INFORMED PROTEIN: Always know what’s inside. The protein content of this powder is tested and verified, giving athletes confidence in choosing the right supplement for their training program
DIET SHAKE FOR MACRO-FRIENDLY NUTRITION: This protein powder helps optimize sports nutrition and is perfectly suited for a macro-friendly diet
OPTIMIZED SPORTS NUTRITION: PhD works closely with research institutes and sports scientists to adapt the ingredients of all products to the specific training purpose
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9.7
Exceptional
Check Price
9.7
Exceptional
PhD
PhD Nutrition Diet Whey High Protein Lean Matrix, Belgian Chocolate Whey Protein Powder, High Protein, 80 Servings Per 2 kg Bag [Package May Vary]
10% Off
Check Price
Show More
Why we love it
Promotes fitness and lean muscle.
High-quality protein, low carb content.
Supports eco-conscious packaging choices.
Main Highlights
HIGH PROTEIN: Packed with protein to help maintain muscle mass, this low-calorie powder is ideal for use during a diet. The perfect supplement for ambitious athletes
PREMIUM WHEY PROTEIN POWDER: Enriched with grass-fed whey protein, it provides the body with essential amino acids that support metabolism and belong in any balanced diet
INFORMED PROTEIN: Always know what’s inside. The protein content of this powder is tested and verified, giving athletes confidence in choosing the right supplement for their training program
DIET SHAKE FOR MACRO-FRIENDLY NUTRITION: This protein powder helps optimize sports nutrition and is perfectly suited for a macro-friendly diet
OPTIMIZED SPORTS NUTRITION: PhD works closely with research institutes and sports scientists to adapt the ingredients of all products to the specific training purpose
Show More
3
PhD Nutrition Diet Whey Low Calorie Protein Powder, Low Carb, High Protein Lean Matrix, Strawberry Delight Diet Whey Protein Powder, High Protein, 62 Servings Per 2 kg Bag
PhD
17% Off
Why we love it
Promotes fitness and muscle build.
High-quality protein, low carbs.
Eco-friendly and versatile.
Main Highlights
OPTIMIZED SPORTS NUTRITION: We work closely with research institutes and sports scientists to adapt the ingredients of all products to the specific training purpose
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9.5
Superb
Check Price
9.5
Superb
PhD
PhD Nutrition Diet Whey Low Calorie Protein Powder, Low Carb, High Protein Lean Matrix, Strawberry Delight Diet Whey Protein Powder, High Protein, 62 Servings Per 2 kg Bag
17% Off
Check Price
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Why we love it
Promotes fitness and muscle build.
High-quality protein, low carbs.
Eco-friendly and versatile.
Main Highlights
OPTIMIZED SPORTS NUTRITION: We work closely with research institutes and sports scientists to adapt the ingredients of all products to the specific training purpose
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4
Bulk Pure Whey Protein Isolate, Protein Powder Shake, Vanilla, 2.5 kg, Packaging May Vary
Bulk
Why we love it
High quality whey protein isolate.
Low fat and sugar content.
Mixes lump-free instantly.
Main Highlights
Each serving provides 24–26g of ultra-filtered whey protein isolate, delivering a high-quality source of protein to support muscle growth, repair, and lean muscle maintenance.
Formulated with minimal sugars and carbohydrates, this whey isolate is ideal for those following low-carb or high-protein diets, helping you fuel your body efficiently without unnecessary additives.
This protein powder is suitable for vegetarian diets, providing a clean, pure protein source to fit your lifestyle.
Designed to dissolve quickly and smoothly in water or milk, available in a range of delicious flavours that make it easy and enjoyable to meet your daily protein needs.
Whether it’s pre-workout, post-workout, or a convenient protein boost during the day, Bulk Pure Whey Isolate 90 supports your nutrition goals and active lifestyle.
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9.4
Superb
Check Price
9.4
Superb
Bulk
Bulk Pure Whey Protein Isolate, Protein Powder Shake, Vanilla, 2.5 kg, Packaging May Vary
Check Price
Show More
Why we love it
High quality whey protein isolate.
Low fat and sugar content.
Mixes lump-free instantly.
Main Highlights
Each serving provides 24–26g of ultra-filtered whey protein isolate, delivering a high-quality source of protein to support muscle growth, repair, and lean muscle maintenance.
Formulated with minimal sugars and carbohydrates, this whey isolate is ideal for those following low-carb or high-protein diets, helping you fuel your body efficiently without unnecessary additives.
This protein powder is suitable for vegetarian diets, providing a clean, pure protein source to fit your lifestyle.
Designed to dissolve quickly and smoothly in water or milk, available in a range of delicious flavours that make it easy and enjoyable to meet your daily protein needs.
Whether it’s pre-workout, post-workout, or a convenient protein boost during the day, Bulk Pure Whey Isolate 90 supports your nutrition goals and active lifestyle.
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5
PhD Nutrition Diet Whey Low Calorie Protein Powder, Low Carb, High Protein Lean Matrix, Salted Caramel Diet Whey Protein Powder, High Protein, 62 Servings Per 2 kg Bag
PhD
20% Off
Why we love it
Supports comprehensive fitness regimen.
Offers high-quality protein.
Promotes enhanced fat loss.
Main Highlights
HIGH PROTEIN: Packed with protein to help maintain muscle mass, this low-calorie powder is ideal for use during a diet. The perfect supplement for ambitious athletes
PREMIUM WHEY PROTEIN POWDER: Enriched with grass-fed whey protein, it provides the body with essential amino acids that support metabolism and belong in any balanced diet
INFORMED PROTEIN: Always know what’s inside. The protein content of this powder is tested and verified, giving athletes confidence in choosing the right supplement for their training program
DIET SHAKE FOR MACRO-FRIENDLY NUTRITION: This protein powder helps optimize sports nutrition and is perfectly suited for a macro-friendly diet
OPTIMIZED SPORTS NUTRITION: PhD works closely with research institutes and sports scientists to adapt the ingredients of all products to the specific training purpose
Show More
9.3
Superb
Check Price
9.3
Superb
PhD
PhD Nutrition Diet Whey Low Calorie Protein Powder, Low Carb, High Protein Lean Matrix, Salted Caramel Diet Whey Protein Powder, High Protein, 62 Servings Per 2 kg Bag
20% Off
Check Price
Show More
Why we love it
Supports comprehensive fitness regimen.
Offers high-quality protein.
Promotes enhanced fat loss.
Main Highlights
HIGH PROTEIN: Packed with protein to help maintain muscle mass, this low-calorie powder is ideal for use during a diet. The perfect supplement for ambitious athletes
PREMIUM WHEY PROTEIN POWDER: Enriched with grass-fed whey protein, it provides the body with essential amino acids that support metabolism and belong in any balanced diet
INFORMED PROTEIN: Always know what’s inside. The protein content of this powder is tested and verified, giving athletes confidence in choosing the right supplement for their training program
DIET SHAKE FOR MACRO-FRIENDLY NUTRITION: This protein powder helps optimize sports nutrition and is perfectly suited for a macro-friendly diet
OPTIMIZED SPORTS NUTRITION: PhD works closely with research institutes and sports scientists to adapt the ingredients of all products to the specific training purpose
Show More
6
Optimum Nutrition ON Gold Standard 100% Isolate Pure Whey Protein, Naturally Occurring BCAAs and Glutamine, Pre and Post Workout, Vanilla Flavour, 31 Servings, 930 g
Optimum Nutrition
13% Off
Why we love it
High in quality whey protein.
Support muscle growth and maintenance.
Low in sugar and fat.
Main Highlights
Gold Standard whey protein powder contains 25g (83 percent) of high quality 100 percent pure whey isolate protein blend per serving to suport lean muscle gain*
Whey protein isolate is ultra-filtered for exceptional purity; it supports the growth and maintenance of muscle mass and the maintenance of normal bones*
Informed Choice certified ON whey protein powder contains low sugar (0.3 g), low fat (0.4 g) and 5.5 g of naturally occurring essential amino acids, BCAAs, per serving
This high protein powder is perfect as a protein shake, pre workout and post workout for both men and women; comes in vanilla, chocolate and strawberry flavours
To create perfect protein drinks, add 30 g (1 rounded scoop) to 200 ml of cold water and mix well
Show More
9.2
Superb
Check Price
9.2
Superb
Optimum Nutrition
Optimum Nutrition ON Gold Standard 100% Isolate Pure Whey Protein, Naturally Occurring BCAAs and Glutamine, Pre and Post Workout, Vanilla Flavour, 31 Servings, 930 g
13% Off
Check Price
Show More
Why we love it
High in quality whey protein.
Support muscle growth and maintenance.
Low in sugar and fat.
Main Highlights
Gold Standard whey protein powder contains 25g (83 percent) of high quality 100 percent pure whey isolate protein blend per serving to suport lean muscle gain*
Whey protein isolate is ultra-filtered for exceptional purity; it supports the growth and maintenance of muscle mass and the maintenance of normal bones*
Informed Choice certified ON whey protein powder contains low sugar (0.3 g), low fat (0.4 g) and 5.5 g of naturally occurring essential amino acids, BCAAs, per serving
This high protein powder is perfect as a protein shake, pre workout and post workout for both men and women; comes in vanilla, chocolate and strawberry flavours
To create perfect protein drinks, add 30 g (1 rounded scoop) to 200 ml of cold water and mix well
Show More
7
PhD Nutrition Diet Whey Lean Protein Powder | Vanilla Crème Whey Protein Powder 1 kg Bag
PhD
11% Off
Why we love it
Supports comprehensive fitness and nutrition.
Quality protein boosts lean muscle.
Promotes environmental sustainability.
Main Highlights
HIGH PROTEIN: Packed with protein to help maintain muscle mass, this low-calorie powder is ideal for use during a diet. The perfect supplement for ambitious athletes
PREMIUM WHEY PROTEIN POWDER: Enriched with grass-fed whey protein, it provides the body with essential amino acids that support metabolism and belong in any balanced diet
INFORMED PROTEIN: Always know what’s inside. The protein content of this powder is tested and verified, giving athletes confidence in choosing the right supplement for their training program
DIET SHAKE FOR MACRO-FRIENDLY NUTRITION: This protein powder helps optimize sports nutrition and is perfectly suited for a macro-friendly diet
OPTIMIZED SPORTS NUTRITION: PhD works closely with research institutes and sports scientists to adapt the ingredients of all products to the specific training purpose
Show More
9.1
Superb
Check Price
9.1
Superb
PhD
PhD Nutrition Diet Whey Lean Protein Powder | Vanilla Crème Whey Protein Powder 1 kg Bag
11% Off
Check Price
Show More
Why we love it
Supports comprehensive fitness and nutrition.
Quality protein boosts lean muscle.
Promotes environmental sustainability.
Main Highlights
HIGH PROTEIN: Packed with protein to help maintain muscle mass, this low-calorie powder is ideal for use during a diet. The perfect supplement for ambitious athletes
PREMIUM WHEY PROTEIN POWDER: Enriched with grass-fed whey protein, it provides the body with essential amino acids that support metabolism and belong in any balanced diet
INFORMED PROTEIN: Always know what’s inside. The protein content of this powder is tested and verified, giving athletes confidence in choosing the right supplement for their training program
DIET SHAKE FOR MACRO-FRIENDLY NUTRITION: This protein powder helps optimize sports nutrition and is perfectly suited for a macro-friendly diet
OPTIMIZED SPORTS NUTRITION: PhD works closely with research institutes and sports scientists to adapt the ingredients of all products to the specific training purpose
Show More
8
Applied Nutrition Diet Protein Bar, High Protein, Low Sugar Protein Snack Bar with Added Vitamins - Chocolate Salted Carmel (12 x 45g)
Applied Nutrition
9% Off
Why we love it
Guilt-free and high protein.
Perfect for on-the-go.
Packed with essential vitamins.
Main Highlights
Expertly Formulated Diet Protein Bar: Perfectly designed as the ultimate low calorie snacks for carb-conscious individuals. With less than 140 calories per bar, it's a guilt-free delight packed with over 12 grams of high protein and less than 1 gram of sugar.
Delicious and Convenient: Our high protein snacks not only taste fantastic, but they also fit easily into your bag. Perfect for snacking on the go, these protein bars are a delicious way to keep your energy levels up.
High Protein, Low Sugar: These nutritional protein bars are packed with high protein to keep you fuller for longer. With less than 1 gram of sugar per bar, our low sugar protein bars are the ideal snack for carb-conscious individuals.
Added Vitamins and HFSS Compliant: Each protein bars provides 33%-35% of your vital vitamin Nutrient Reference Values. Not just high protein bars, but a complete nutritional package. They are also HFSS compliant, making them a great protein snack.
Less Than 140 Calories Per Bar: Whether you're looking for low calorie protein, our Diet Protein Bar is the perfect choice. With less than 140 calories per bar, it's the perfect low sugar snacks for those watching their intake.
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9.1
Superb
Check Price
9.1
Superb
Applied Nutrition
Applied Nutrition Diet Protein Bar, High Protein, Low Sugar Protein Snack Bar with Added Vitamins - Chocolate Salted Carmel (12 x 45g)
9% Off
Check Price
Show More
Why we love it
Guilt-free and high protein.
Perfect for on-the-go.
Packed with essential vitamins.
Main Highlights
Expertly Formulated Diet Protein Bar: Perfectly designed as the ultimate low calorie snacks for carb-conscious individuals. With less than 140 calories per bar, it's a guilt-free delight packed with over 12 grams of high protein and less than 1 gram of sugar.
Delicious and Convenient: Our high protein snacks not only taste fantastic, but they also fit easily into your bag. Perfect for snacking on the go, these protein bars are a delicious way to keep your energy levels up.
High Protein, Low Sugar: These nutritional protein bars are packed with high protein to keep you fuller for longer. With less than 1 gram of sugar per bar, our low sugar protein bars are the ideal snack for carb-conscious individuals.
Added Vitamins and HFSS Compliant: Each protein bars provides 33%-35% of your vital vitamin Nutrient Reference Values. Not just high protein bars, but a complete nutritional package. They are also HFSS compliant, making them a great protein snack.
Less Than 140 Calories Per Bar: Whether you're looking for low calorie protein, our Diet Protein Bar is the perfect choice. With less than 140 calories per bar, it's the perfect low sugar snacks for those watching their intake.
Show More
9
Tom Oliver Nutrition The Diet Protein - Diet Whey Protein Powder 1kg - Weight Control Shake for Men & Women | Low Carbs | Great Tasting (Vanilla)
Tom Oliver Nutrition
Why we love it
Awarded best tasting by Esquire.
High protein, low calorie content.
Minimal carbs and fats.
Main Highlights
Voted Best Tasting Protein By Esquire Magazine
3.56g carbs, 2.32g fat per serving
High protein 25g per serving
Only 107 calories per serving
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9.0
Superb
Check Price
9.0
Superb
Tom Oliver Nutrition
Tom Oliver Nutrition The Diet Protein - Diet Whey Protein Powder 1kg - Weight Control Shake for Men & Women | Low Carbs | Great Tasting (Vanilla)
Check Price
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Why we love it
Awarded best tasting by Esquire.
High protein, low calorie content.
Minimal carbs and fats.
Main Highlights
Voted Best Tasting Protein By Esquire Magazine
3.56g carbs, 2.32g fat per serving
High protein 25g per serving
Only 107 calories per serving
Show More
10
The Science of Nutrition: Debunk the Diet Myths and Learn How to Eat Well for Health and Happiness (The Science of Food)
DK
31% Off
Why we love it
Fast dispatch from UK warehouse.
Receive orders quickly.
Streamlined delivery process.
Main Highlights
Orders are despatched from our UK warehouse next working day.
Orders are despatched from our UK warehouse next working day.
Orders are despatched from our UK warehouse next working day.
Show More
8.9
Excellent
Check Price
8.9
Excellent
DK
The Science of Nutrition: Debunk the Diet Myths and Learn How to Eat Well for Health and Happiness (The Science of Food)
31% Off
Check Price
Show More
Why we love it
Fast dispatch from UK warehouse.
Receive orders quickly.
Streamlined delivery process.
Main Highlights
Orders are despatched from our UK warehouse next working day.
Orders are despatched from our UK warehouse next working day.
Orders are despatched from our UK warehouse next working day.
Show More
![PhD Nutrition Diet Whey High Protein Lean Matrix, Belgian Chocolate Whey Protein Powder, High Protein, 80 Servings Per 2 kg Bag [Package May Vary]](https://m.media-amazon.com/images/I/41gKyc-YJ5L._SL160_.jpg)
