10 Best Protein Whey Powder in The UK

Last updated on 05/07/2025

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Optimum Nutrition Gold Standard Whey Muscle Building and Recovery Protein Powder With Naturally Occurring Glutamine and Amino Acids, French Vanilla Crème, 76 Servings, 2.28kg, Packaging May Vary

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Why We Love It

Best-selling globally trusted protein powder.
Promotes muscle gain and recovery.
Various sizes and delectable flavors.

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

Applied Nutrition Critical Whey Protein Powder 2kg - High Protein Powder, Protein Milkshake, Muscle Building Supplement with BCAAs & Glutamine (2kg - 67 Servings) (Vanilla Ice Cream)

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Why We Love It

Promotes muscle building and maintenance.
Prepares quickly for convenience.
Offers variety in flavours.

Main Highlights

BUILD & MAINTAIN MUSCLE: Applied Nutrition protein powder is an excellent way to build up your muscles when you do strength training. Protein is an essential part of your diet to help maintain muscle mass, so drinking the shake as recommended will help you to retain your muscle development.
EASY TO PREPARE: This high protein powder mixes incredibly well with water or low-fat milk. You can shake it up when you are running late or on the go in no time.
TESTED FOR ATHLETES: Every ingredient within this product is carefully selected and monitored through our quality management system to bring you the highest level of assurance. Final products are produced and packaged in an ISO 22000, BRC, GMP and Halal accredited laboratory.
VARIETY OF FANTASTIC FLAVOURS: You can pick from multiple available flavours for your protein milkshake. Never again will you have to drink tasteless protein supplements.
GREAT SOURCE OF PROTEIN: Applied Nutrition Critical Whey powder is a wonderful source of protein. The combination of Whey Protein Concentrate, Whey Protein Isolate and Hydrolysed Whey Protein makes the perfect muscle building supplement.

Warrior Whey Protein Powder – Up to 36g* of Protein Per Shake – Low Sugar, and Low Carbs – GMP Certified (Double Chocolate, 2kg)

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Why We Love It

High protein, low carbs.
Promotes muscle growth quickly.
Delicious and versatile flavors.

Main Highlights

36g PROTEIN PER 50g SERVING TO HELP BUILD MUSCLE - Use after training to quickly heal micro-tears in muscle tissues, speed up recovery, and reduce muscle soreness for STRONGER and BIGGER muscles over time.
LOW CARB & LOW IN SUGAR - Warrior Whey is HIGH in protein but low in Carbohydrates, Fats, and Sugar. Ideal to use as a meal replacement as part of a calorie-controlled diet while trying to lean out, and Ideal for those simply looking to BUILD MUSCLE and BURN FAT at the same time.
USE ANY DAY FOR DIFFERENT GOALS - Portion size can be increased or decreased depending on your training goals. For LEANING OUT, use 1 scoop mixed with 200ml water to create a low-carb Protein Shake. For LEAN GAINS, use 2 scoops instead.
WHEY PROTEIN - Whey digests quickly and is rich in branched-chain amino acids (BCAAs) which play a major role in promoting MUSCLE GROWTH and RECOVERY after resistance and endurance exercise. BCAAs are the building blocks for muscle protein synthesis, which is the creation of new muscle.
PROTEIN SHAKE THAT TASTES GREAT - Available in super tasty flavours: Double Chocolate, Strawberry crème, Vanilla Ice Cream, White Chocolate, Coconut, Salted Caramel, and Unflavoured Unlike other bland protein shakes, ours taste DELICIOUS Can also be added to smoothies, oats, or pancake mix to create high-protein meals.

Optimum Nutrition Gold Standard 100% Whey Muscle Building and Recovery Protein Powder With Naturally Occurring Glutamine and BCAA Amino Acids, Vanilla Ice Cream Flavour, 30 Servings, 900 g

20% OffFree Shipping

Why We Love It

Promotes muscle gain and recovery.
Variety in sizes and flavors.
Certified low sugar, high protein.

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

Bulk Pure Whey Protein Powder Shake, Unflavoured, 1 kg, Packaging May Vary

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Why We Love It

Award-winning protein shake for training.
Packed with nutrients and protein.
Low-fat, low-sugar delicious flavours.

Main Highlights

A first-class, award-winning protein shake for everyday training
Packed with at least 22 g protein and 5 g naturally occurring BCAA (branched chain amino acids) in each serving
Whey protein sourced from the milk of European, grass-fed cows
Low in sugar and low in fat, a winning protein shake for everyday training
Available in a range of delicious flavours, this is your perfect training partner

Premium Body Nutrition

PBN - Premium Body Nutrition Whey Protein 2.27kg Strawberry, New Improved Flavour

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Why We Love It

Improved flavor enhances the experience.
Suitable for all vegetarians.
Provides substantial protein servings.

Main Highlights

PBN Whey Protein Powder Strawberry 2.27kg Jar
Each serving contains 23.4g of Protein
New Improved flavour
Suitable for Vegetarians
Each Pack contains 75 Servings
PBN, Kemp House, 152 - 160 City Road London EC1V 2NX

Warrior Whey Protein Powder – Up to 36g* of Protein Per Shake – Low Sugar, and Low Carbs – GMP Certified (Strawberry Crème, 1kg)

8% OffFree Shipping

Why We Love It

Promotes muscle growth and recovery.
Low-carb, low-sugar meal replacement.
Delicious flavor options available.

Main Highlights

36g PROTEIN PER 50g SERVING TO HELP BUILD MUSCLE - Use after training to quickly heal micro-tears in muscle tissues, speed up recovery, and reduce muscle soreness for STRONGER and BIGGER muscles over time.
LOW CARB & LOW IN SUGAR - Warrior Whey is HIGH in protein but low in Carbohydrates, Fats, and Sugar. Ideal to use as a meal replacement as part of a calorie-controlled diet while trying to lean out, and Ideal for those simply looking to BUILD MUSCLE and BURN FAT at the same time.
USE ANY DAY FOR DIFFERENT GOALS - Portion size can be increased or decreased depending on your training goals. For LEANING OUT, use 1 scoop mixed with 200ml water to create a low-carb Protein Shake. For LEAN GAINS, use 2 scoops instead.
WHEY PROTEIN - Whey digests quickly and is rich in branched-chain amino acids (BCAAs) which play a major role in promoting MUSCLE GROWTH and RECOVERY after resistance and endurance exercise. BCAAs are the building blocks for muscle protein synthesis, which is the creation of new muscle.
PROTEIN SHAKE THAT TASTES GREAT - Available in super tasty flavours: Double Chocolate, Strawberry crème, Vanilla Ice Cream, White Chocolate, Coconut, Salted Caramel, and Unflavoured Unlike other bland protein shakes, ours taste DELICIOUS Can also be added to smoothies, oats, or pancake mix to create high-protein meals.

PhD Nutrition Diet Whey Lean Protein Powder | Belgian Chocolate Whey Protein Powder | 1kg Bag [ Packaging May Vary ]

7% OffFree Shipping

Why We Love It

Supports comprehensive fitness and diet.
Promotes lean muscle maintenance.
Eco-friendly, recyclable packaging.

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

MyProtein Clear Whey Isolate Watermelon 500g

7% Off

Why We Love It

Refreshing juice-like protein supplement.
Prime nutrition value with taste.
Low fat and calorie content.

Main Highlights

20g protein
Light and refreshing
No milky taste or texture
4g BCAAs and 3g glutamine
Zero sugar

Myprotein Impact Whey Protein, 1 kg, Chocolate Smooth

4% OffFree Shipping

Why We Love It

High in protein content.
Low on calories.
Ranking high for quality.

Main Highlights

22g of protein per serving.
Low fat and carbohydrate.
Contributes to the growth and maintenance of muscle mass.
Ideal for anyone looking to increase daily protein intake.
Available in a range of delicious flavours.

8.9

Excellent

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We scanned 1018 products

We reviewed these offers relevant to the Protein Whey Powder within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Optimum Nutrition, Applied Nutrition, Warrior, Bulk, Premium Body Nutrition, PhD, Myprotein, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Protein Whey Powder in the market, we considered we took a deep dive into 5091 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Optimum Nutrition Gold Standard Whey Muscle Building and Recovery Protein Powder With Naturally Occurring Glutamine and Amino Acids, French Vanilla Crème, 76 Servings, 2.28kg, Packaging May Vary. We love many things about this product by Optimum Nutrition. What sets it apart from the competition is Best-selling globally trusted protein powder, Promotes muscle gain and recovery, Various sizes and delectable flavors.
The best value product for most shoppers and where user satisfaction is continuously the highest is Applied Nutrition Critical Whey Protein Powder 2kg - High Protein Powder, Protein Milkshake, Muscle Building Supplement with BCAAs & Glutamine (2kg - 67 Servings) (Vanilla Ice Cream) by Applied Nutrition based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Protein Whey Powder and the best cost-to-value ratio is Optimum Nutrition Gold Standard 100% Whey Muscle Building and Recovery Protein Powder With Naturally Occurring Glutamine and BCAA Amino Acids, Vanilla Ice Cream Flavour, 30 Servings, 900 gat Optimum Nutrition with a 20% discount.
Our list of the best Protein Whey Powder is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Protein Whey Powder in The UK

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Warrior Whey Protein Powder 500g - Up to 36g* Protein per Shake – Low Sugar - Muscle Growth and Recovery Drink - Amazing Taste - 20 Servings - GMP Certified (Strawberry Milkshake)

Optimum Nutrition Gold Standard 100% Whey Muscle Building and Recovery Protein Powder With Naturally Occurring Glutamine and BCAA Amino Acids, Double Rich Chocolate Flavour, 15 Servings, 465 g

Applied Nutrition Diet Whey - High Protein Powder Supplement, Low Carb & Sugar, for Weight Management with CLA, L Carnitine, Green Tea (450g - 18 Servings) (Vanilla)

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Bulk Essential Whey Protein Powder | Chocolate | 21g Protein per Serving | 9g Essential Amino Acids (EAA) | Supports Muscle Growth | Smooth Mixing | Vegetarian | Natural Flavours | 1kg

Optimum Nutrition Gold Standard 100 Percent Whey Muscle Building and Recovery Protein Powder with Naturally Occurring Glutamine and BCAA Amino Acids, Double Rich Chocolate Flavour, 10 Servings, 310 g

Grenade Whey Blend High Protein Powder, Low Sugar with 30g Protein per Serving, (12 Servings) - Fudged Up, 480 g (Pack of 1)

SCI-MX Ultra Whey Protein Muscle Building & Recovery Protein Powder With Naturally Occurring Glutamine & Amino Acids - Chocolate Flavour - 800G - 18 SERVINGS

Vilgain® Whey Protein Powder, Grass Fed | 100% Pure Whey Protein Powder | Fast Muscle Recovery and Building | Natural Taste | Premium Quality Powder (1000g, Vanilla)

We scanned 1018 products

We concluded that: