Best Whey Protein Bars of 2025

Last updated on 19/10/2025

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Huel Complete Nutrition Bar, 12 x 55g Bars, Peanut Caramel, High Protein Bar, Plant-Based Protein Bars, Low Sugar, High Fibre, High-Protein Snack with Vegan Chocolate, Under 210 Calories

Huel Complete Nutrition Bar, 12 x 55g Bars, Peanut Caramel, High Protein Bar, Plant-Based Protein Bars, Low Sugar, High Fibre, High-Protein Snack with Vegan Chocolate, Under 210 Calories

Huel

Why we love it

High-protein vegan snack option.
Delicious chocolate and caramel flavor.
Packed with essential nutrients.

Main Highlights

HIGH-PROTEIN COMPLETE NUTRITION BAR: Huel Complete Nutrition Bar is a satisfying snack combining indulgent vegan chocolate, smooth caramel, and balanced nutrition. Each bar delivers up to 15g of plant-based protein and 26 essential vitamins and minerals.
CHOCOLATE-COVERED, ON-THE-GO SNACK: Enjoy a delicious caramel and chocolate bar anytime, anywhere. Perfect for curbing hunger between meals, pre-gym fuel, or a post-workout boost—just grab and go.
PACKED WITH NUTRIENTS & LOW IN SUGAR: With high fibre, plant-based protein, and low sugar, this bar helps support energy, digestion, and muscle function, keeping you full and satisfied.
SCIENCE-BACKED HEALTH BENEFITS: Delivers over 170 research-backed health benefits per bar. Formulated with nutrients that support immunity, reduce tiredness and fatigue, contribute to energy metabolism, help maintain healthy hair, skin, and nails, and more.
100% VEGAN & NON-GMO: Plant-based and free from artificial flavours and colourings. Low in sugar and non-GMO, Huel Complete Nutrition Bar is a clean, nutritious snack designed to fuel your day.

9.9

Exceptional

9.9

Exceptional

Huel

Huel Complete Nutrition Bar, 12 x 55g Bars, Peanut Caramel, High Protein Bar, Plant-Based Protein Bars, Low Sugar, High Fibre, High-Protein Snack with Vegan Chocolate, Under 210 Calories

Why we love it

High-protein vegan snack option.
Delicious chocolate and caramel flavor.
Packed with essential nutrients.

Main Highlights

HIGH-PROTEIN COMPLETE NUTRITION BAR: Huel Complete Nutrition Bar is a satisfying snack combining indulgent vegan chocolate, smooth caramel, and balanced nutrition. Each bar delivers up to 15g of plant-based protein and 26 essential vitamins and minerals.
CHOCOLATE-COVERED, ON-THE-GO SNACK: Enjoy a delicious caramel and chocolate bar anytime, anywhere. Perfect for curbing hunger between meals, pre-gym fuel, or a post-workout boost—just grab and go.
PACKED WITH NUTRIENTS & LOW IN SUGAR: With high fibre, plant-based protein, and low sugar, this bar helps support energy, digestion, and muscle function, keeping you full and satisfied.
SCIENCE-BACKED HEALTH BENEFITS: Delivers over 170 research-backed health benefits per bar. Formulated with nutrients that support immunity, reduce tiredness and fatigue, contribute to energy metabolism, help maintain healthy hair, skin, and nails, and more.
100% VEGAN & NON-GMO: Plant-based and free from artificial flavours and colourings. Low in sugar and non-GMO, Huel Complete Nutrition Bar is a clean, nutritious snack designed to fuel your day.

Value for Money

Grenade High Protein, Low Sugar Bar - Chocolate Chip Cookie Dough, 12 x 60 g (Packaging May Vary)

Grenade High Protein, Low Sugar Bar - Chocolate Chip Cookie Dough, 12 x 60 g (Packaging May Vary)

Grenade

26% OffFree Shipping

Why we love it

High protein, low sugar content.
Indulgent layered flavor experience.
Certified for athlete consumption.

Main Highlights

HIGH PROTEIN: Packed with protein, with over 21 g per bar
LOW SUGAR: Low in sugar, with just 1.5 g per bar
GUILT FREE TREAT: Each triple-layered bar consists of protein nougat, topped with caramel and coated in milk chocolate and chocolate chips
INDULGENT ON THE GO SNACK: This indulgent low sugar snack is perfect for enjoying at any time of the day as a delicious snack or a post workout treat
INFORMED SPORT CERTIFIED: Certified with the Informed Sport Programme and therefore suitable for use by drug tested athletes and military personnel
INGREDIENT CHANGE: Packaging and ingredients may vary

Grenade High Protein, Low Sugar Bar - Chocolate Chip Cookie Dough, 12 x 60 g (Packaging May Vary)

26% OffFree Shipping

Why we love it

High protein, low sugar content.
Indulgent layered flavor experience.
Certified for athlete consumption.

Main Highlights

HIGH PROTEIN: Packed with protein, with over 21 g per bar
LOW SUGAR: Low in sugar, with just 1.5 g per bar
GUILT FREE TREAT: Each triple-layered bar consists of protein nougat, topped with caramel and coated in milk chocolate and chocolate chips
INDULGENT ON THE GO SNACK: This indulgent low sugar snack is perfect for enjoying at any time of the day as a delicious snack or a post workout treat
INFORMED SPORT CERTIFIED: Certified with the Informed Sport Programme and therefore suitable for use by drug tested athletes and military personnel
INGREDIENT CHANGE: Packaging and ingredients may vary

Optimum Nutrition Nutty Chocolate Caramel Protein Bar, 10 x 70 g

Optimum Nutrition Nutty Chocolate Caramel Protein Bar, 10 x 70 g

Optimum Nutrition

8% OffFree Shipping

Why we love it

Great taste meets nutritional goals.
Versatile, high-protein snack bars.
Suitable for active lifestyles.

Main Highlights

Experience the unique texture and great taste of Optimum Nutrition's protein bars to help support your nutritional goals
ON protein bars are versatile protein snacks packed with 20 g of protein, helping you daily to stay on top of your fitness goals
Sports nutrition protein bars with no added sugar* are great-tasting snack alternatives designed for active people and professional athletes
Enjoy the crunch of Chocolate Brownie and Marshmallow Crunch bars, or indulge in the Nutty Chocolate Caramel, bursting with peanuts and raisins
Protein snacks suitable for vegetarians, to be enjoyed on the go, as a post-workout and pre-workout snack, for both men and women
*Contain naturally occurring sugars

Optimum Nutrition Nutty Chocolate Caramel Protein Bar, 10 x 70 g

8% OffFree Shipping

Why we love it

Great taste meets nutritional goals.
Versatile, high-protein snack bars.
Suitable for active lifestyles.

Main Highlights

Experience the unique texture and great taste of Optimum Nutrition's protein bars to help support your nutritional goals
ON protein bars are versatile protein snacks packed with 20 g of protein, helping you daily to stay on top of your fitness goals
Sports nutrition protein bars with no added sugar* are great-tasting snack alternatives designed for active people and professional athletes
Enjoy the crunch of Chocolate Brownie and Marshmallow Crunch bars, or indulge in the Nutty Chocolate Caramel, bursting with peanuts and raisins
Protein snacks suitable for vegetarians, to be enjoyed on the go, as a post-workout and pre-workout snack, for both men and women
*Contain naturally occurring sugars

Myprotein Protein Bars, Crispy Protein Wafers, 15g High Protein Snacks, Box of 10 Vanilla Wafers Packs, Milk & Whey Protein Isolate, Light & Crunchy

Myprotein Protein Bars, Crispy Protein Wafers, 15g High Protein Snacks, Box of 10 Vanilla Wafers Packs, Milk & Whey Protein Isolate, Light & Crunchy

Myprotein

Free Shipping

Why we love it

Delicious high-protein snack option.
Lower sugar and fat content.
Convenient for daily protein intake.

Main Highlights

TREAT WITHOUT THE CHEAT: Fuel your fitness journey with Myprotein Crispy Wafers - a delectable treat created with a high-protein filling made from a blend of milk & whey protein isolates. Great tasting protein snacks for adults & fitness enthusiasts!
CRUNCHY VANILLA FLAVOR: Each Vanilla Wafers pack contains 15g of protein with a vanilla flavor filling and a milk chocolate coating. These protein-packed healthy snacks are the answer to your sweet-tooth prayers, without ruining your hard work!
HEALTHIER THAN OTHERS: With 60% less sugar & 20% less fat than supermarket alternatives, savor your protein goals without feeling guilty. These whey protein bars are vital for all fitness goals and are a much satisfying snack option!
GET YOUR DAILY DOSE OF PROTEINS: These high protein bars are a super-convenient way to get more protein into your everyday diet. Whether you’re looking to build muscle, tone up, or lose weight, these on the go snacks help you grow & maintain muscle
WHY Myprotein? We're here to support your goals. Whether you want to lift heavier or sprint faster, our range has got something to fit that fitness journey. We make sports nutrition accessible to everyone

Myprotein Protein Bars, Crispy Protein Wafers, 15g High Protein Snacks, Box of 10 Vanilla Wafers Packs, Milk & Whey Protein Isolate, Light & Crunchy

Free Shipping

Why we love it

Delicious high-protein snack option.
Lower sugar and fat content.
Convenient for daily protein intake.

Main Highlights

TREAT WITHOUT THE CHEAT: Fuel your fitness journey with Myprotein Crispy Wafers - a delectable treat created with a high-protein filling made from a blend of milk & whey protein isolates. Great tasting protein snacks for adults & fitness enthusiasts!
CRUNCHY VANILLA FLAVOR: Each Vanilla Wafers pack contains 15g of protein with a vanilla flavor filling and a milk chocolate coating. These protein-packed healthy snacks are the answer to your sweet-tooth prayers, without ruining your hard work!
HEALTHIER THAN OTHERS: With 60% less sugar & 20% less fat than supermarket alternatives, savor your protein goals without feeling guilty. These whey protein bars are vital for all fitness goals and are a much satisfying snack option!
GET YOUR DAILY DOSE OF PROTEINS: These high protein bars are a super-convenient way to get more protein into your everyday diet. Whether you’re looking to build muscle, tone up, or lose weight, these on the go snacks help you grow & maintain muscle
WHY Myprotein? We're here to support your goals. Whether you want to lift heavier or sprint faster, our range has got something to fit that fitness journey. We make sports nutrition accessible to everyone

Barebells Soft Protein Bars | 16g protein Healthy Snacks, Protein Snacks for Breakfast, Sugar Free Chocolate, Low Carb – 12 x 55g (Caramel Choco)

Barebells Soft Protein Bars | 16g protein Healthy Snacks, Protein Snacks for Breakfast, Sugar Free Chocolate, Low Carb – 12 x 55g (Caramel Choco)

BAREBELLS

Why we love it

Indulgent caramel and chocolate combo.
High protein, low calorie snack.
Promotes happy eating, healthy living.

Main Highlights

CARAMEL CHOCO - Boasting a soft chocolatey core and a layer of caramel, wrapped in a milk chocolate embrace.
HIGH IN PROTEIN - Protein bars from Barebells contain 16g of protein and just a few grams of sugar per serving which makes it the perfect low calorie snack.
PROTEIN SNACKS ON THE GO - Barebells is the ultimate choice for pre- and post-workout, as high protein snack at the office or for anyone who wants to satisfy their chocolate cravings.
WE BELIEVE IN HAPPY EATING AND HEALTHY LIVING - the Barebells protein bar is famous for its soft texture and amazing taste. Never compromising on flavor, Barebells protein bars are here to wow your taste buds.
PALM OIL-FREE AND NO ADDED SUGAR - Enjoy the reassurance that all our bars are crafted without palm oil and made without any added sugars

Barebells Soft Protein Bars | 16g protein Healthy Snacks, Protein Snacks for Breakfast, Sugar Free Chocolate, Low Carb – 12 x 55g (Caramel Choco)

Why we love it

Indulgent caramel and chocolate combo.
High protein, low calorie snack.
Promotes happy eating, healthy living.

Main Highlights

CARAMEL CHOCO - Boasting a soft chocolatey core and a layer of caramel, wrapped in a milk chocolate embrace.
HIGH IN PROTEIN - Protein bars from Barebells contain 16g of protein and just a few grams of sugar per serving which makes it the perfect low calorie snack.
PROTEIN SNACKS ON THE GO - Barebells is the ultimate choice for pre- and post-workout, as high protein snack at the office or for anyone who wants to satisfy their chocolate cravings.
WE BELIEVE IN HAPPY EATING AND HEALTHY LIVING - the Barebells protein bar is famous for its soft texture and amazing taste. Never compromising on flavor, Barebells protein bars are here to wow your taste buds.
PALM OIL-FREE AND NO ADDED SUGAR - Enjoy the reassurance that all our bars are crafted without palm oil and made without any added sugars

Grenade OREO White Protein Bar - High Protein, Low Sugar, 12 x 60 g

Grenade OREO White Protein Bar - High Protein, Low Sugar, 12 x 60 g

Grenade

44% OffFree Shipping

Why we love it

High protein, low sugar content.
Authentic Oreo Vanilla flavoring.
Certified for athletes, military personnel.

Main Highlights

HIGH PROTEIN: Packed with protein, with over 20 g per bar
LOW SUGAR: Low in sugar, with less than 2 g per bar
GUILT FREE TREAT: Each triple-layered bar consists of genuine OREO Vanilla, a protein nougat loaded with authentic OREO cocoa, topped with low sugar white chocolate, and topped with zero sugar OREO Pieces
INDULGENT ON THE GO SNACK: This indulgent low sugar snack is perfect for enjoying at any time of the day as a delicious snack or a post workout treat
INFORMED SPORT CERTIFIED: Certified with the Informed Sport Programme and therefore suitable for use by drug tested athletes and military personnel
INGREDIENT CHANGE: Packaging and ingredients may vary

Grenade OREO White Protein Bar - High Protein, Low Sugar, 12 x 60 g

44% OffFree Shipping

Why we love it

High protein, low sugar content.
Authentic Oreo Vanilla flavoring.
Certified for athletes, military personnel.

Main Highlights

HIGH PROTEIN: Packed with protein, with over 20 g per bar
LOW SUGAR: Low in sugar, with less than 2 g per bar
GUILT FREE TREAT: Each triple-layered bar consists of genuine OREO Vanilla, a protein nougat loaded with authentic OREO cocoa, topped with low sugar white chocolate, and topped with zero sugar OREO Pieces
INDULGENT ON THE GO SNACK: This indulgent low sugar snack is perfect for enjoying at any time of the day as a delicious snack or a post workout treat
INFORMED SPORT CERTIFIED: Certified with the Informed Sport Programme and therefore suitable for use by drug tested athletes and military personnel
INGREDIENT CHANGE: Packaging and ingredients may vary

Mars - Salted Caramel Low Sugar Chocolate Hi Protein Bars | 12 x 57g Pack, Only 2g of Sugar per bar, High Protein Energy Snack, 18g Protein

Mars - Salted Caramel Low Sugar Chocolate Hi Protein Bars | 12 x 57g Pack, Only 2g of Sugar per bar, High Protein Energy Snack, 18g Protein

Mars

33% OffFree Shipping

Why we love it

Delicious Mars chocolate flavor.
Low sugar, high protein.
Perfect post workout snack.

Main Highlights

Introducing our new Mars Salted Caramel low sugar protein bar which combines the unmistakable delicious taste of Mars chocolate with a soft layer of salted caramel.
This sweet and salty addition to our low sugar range contains 18g of protein per bar and just 2g sugar.
Only 196 calories per bar - Not suitable for vegetarians.
Perfect to carry you between meals, or as a great post workout snack boost.
One box contains 12 individually wrapped bars.

Mars - Salted Caramel Low Sugar Chocolate Hi Protein Bars | 12 x 57g Pack, Only 2g of Sugar per bar, High Protein Energy Snack, 18g Protein

33% OffFree Shipping

Why we love it

Delicious Mars chocolate flavor.
Low sugar, high protein.
Perfect post workout snack.

Main Highlights

Introducing our new Mars Salted Caramel low sugar protein bar which combines the unmistakable delicious taste of Mars chocolate with a soft layer of salted caramel.
This sweet and salty addition to our low sugar range contains 18g of protein per bar and just 2g sugar.
Only 196 calories per bar - Not suitable for vegetarians.
Perfect to carry you between meals, or as a great post workout snack boost.
One box contains 12 individually wrapped bars.

Grenade High Protein, Low Sugar Bar - Dark Chocolate Mint, 12 x 60 g

Grenade High Protein, Low Sugar Bar - Dark Chocolate Mint, 12 x 60 g

Grenade

33% OffFree Shipping

Why we love it

Packed with over 22g protein.
Low sugar, only 0.4g/bar.
Perfect post-workout or anytime snack.

Main Highlights

HIGH PROTEIN: Packed with protein, with over 22 g per bar
LOW SUGAR: Low in sugar, with just 0.4 g per bar
GUILT FREE TREAT: Each triple-layered bar consists of a chocolate protein nougat, a layer of fresh mint caramel, coated in dark chocolate and topped with crispy pieces
INDULGENT ON THE GO SNACK: This indulgent low sugar snack is perfect for enjoying at any time of the day as a delicious snack or a post workout treat
INFORMED SPORT CERTIFIED: Certified with the Informed Sport Programme and therefore suitable for use by drug tested athletes and military personnel

Grenade High Protein, Low Sugar Bar - Dark Chocolate Mint, 12 x 60 g

33% OffFree Shipping

Why we love it

Packed with over 22g protein.
Low sugar, only 0.4g/bar.
Perfect post-workout or anytime snack.

Main Highlights

HIGH PROTEIN: Packed with protein, with over 22 g per bar
LOW SUGAR: Low in sugar, with just 0.4 g per bar
GUILT FREE TREAT: Each triple-layered bar consists of a chocolate protein nougat, a layer of fresh mint caramel, coated in dark chocolate and topped with crispy pieces
INDULGENT ON THE GO SNACK: This indulgent low sugar snack is perfect for enjoying at any time of the day as a delicious snack or a post workout treat
INFORMED SPORT CERTIFIED: Certified with the Informed Sport Programme and therefore suitable for use by drug tested athletes and military personnel

PhD Nutrition Smart Protein Bar Low Calorie, Nutritional Protein Bars/Protein Snacks, High Protein Low Sugar, Salted Caramel Flavour, 20g of Protein, 64g Bar (12 Pack)

PhD Nutrition Smart Protein Bar Low Calorie, Nutritional Protein Bars/Protein Snacks, High Protein Low Sugar, Salted Caramel Flavour, 20g of Protein, 64g Bar (12 Pack)

PhD

12% OffFree Shipping

Why we love it

Convenience meets yummy protein snack.
Guilt-free, health-conscious munching.
Ideal for weight loss.

Main Highlights

Convenient and Tasty Protein Snack: PhD smart protein bar is designed for on-the-go convenience, it features a soft whey protein core, caramel and protein crispies for a satisfying crunchy texture
Guilt-Free Snacking: Each bar is topped with a smooth chocolate coating, ensuring guilt-free snacking while keeping your dietary macros in check, GMO-free and palm oil free
Nutritional Bars: These bars deliver 20g of high-quality whey protein and less than 3g of sugar per serving, available in various flavors like birthday cake and white chocolate blondie
Weight Loss Aid: Ideal for pre-workout snacking or post-workout recovery, these bars are designed to provide a protein boost when needed, aiding in weight loss through a calorie deficit
Versatile and Suitable for All: Suitable for both men and women, smart bars also serve as versatile toppings for homemade recipes, making them a great addition to a lean lifestyle

PhD Nutrition Smart Protein Bar Low Calorie, Nutritional Protein Bars/Protein Snacks, High Protein Low Sugar, Salted Caramel Flavour, 20g of Protein, 64g Bar (12 Pack)

12% OffFree Shipping

Why we love it

Convenience meets yummy protein snack.
Guilt-free, health-conscious munching.
Ideal for weight loss.

Main Highlights

Convenient and Tasty Protein Snack: PhD smart protein bar is designed for on-the-go convenience, it features a soft whey protein core, caramel and protein crispies for a satisfying crunchy texture
Guilt-Free Snacking: Each bar is topped with a smooth chocolate coating, ensuring guilt-free snacking while keeping your dietary macros in check, GMO-free and palm oil free
Nutritional Bars: These bars deliver 20g of high-quality whey protein and less than 3g of sugar per serving, available in various flavors like birthday cake and white chocolate blondie
Weight Loss Aid: Ideal for pre-workout snacking or post-workout recovery, these bars are designed to provide a protein boost when needed, aiding in weight loss through a calorie deficit
Versatile and Suitable for All: Suitable for both men and women, smart bars also serve as versatile toppings for homemade recipes, making them a great addition to a lean lifestyle

Snickers - High Protein Bars | Low Sugar, Only 2g of Sugar per bar, Hazelnut and Milk Chocolate Flavour, 12 x 57g Box, 20g Protein

Snickers - High Protein Bars | Low Sugar, Only 2g of Sugar per bar, Hazelnut and Milk Chocolate Flavour, 12 x 57g Box, 20g Protein

Snickers

15% OffFree Shipping

Why we love it

Iconic taste with protein boost.
Indulgent layers in each bar.
Perfect for on-the-go.

Main Highlights

Protein power: Craving Snickers? Now you can get the iconic taste you love with a protein boost! Our Snickers hazelnut and milk chocolate low sugar protein bars deliver 20g of protein, with only 2g sugar per bar.
Layers of indulgence: Each bar is packed with delicious hazelnut, crunchy peanuts, chewy caramel and coated in smooth milk chocolate.
Fuel your day: With only 221 calories per bar, they're perfect for a protein-powered energy snack between meals, a post-workout pick-me-up, or anytime you need an epic treat boost.
Conveniently sized: One box contains 12 bars, individually wrapped for on-the-go enjoyment. Now that’s satisfying!
Good to know: Not suitable for vegetarians. Product contains milk, soya, hazelnut and peanuts. May contain other nuts, egg and gluten.

Snickers - High Protein Bars | Low Sugar, Only 2g of Sugar per bar, Hazelnut and Milk Chocolate Flavour, 12 x 57g Box, 20g Protein

15% OffFree Shipping

Why we love it

Iconic taste with protein boost.
Indulgent layers in each bar.
Perfect for on-the-go.

Main Highlights

Protein power: Craving Snickers? Now you can get the iconic taste you love with a protein boost! Our Snickers hazelnut and milk chocolate low sugar protein bars deliver 20g of protein, with only 2g sugar per bar.
Layers of indulgence: Each bar is packed with delicious hazelnut, crunchy peanuts, chewy caramel and coated in smooth milk chocolate.
Fuel your day: With only 221 calories per bar, they're perfect for a protein-powered energy snack between meals, a post-workout pick-me-up, or anytime you need an epic treat boost.
Conveniently sized: One box contains 12 bars, individually wrapped for on-the-go enjoyment. Now that’s satisfying!
Good to know: Not suitable for vegetarians. Product contains milk, soya, hazelnut and peanuts. May contain other nuts, egg and gluten.

We scanned 1998 products

We reviewed these offers relevant to the Whey Protein Bars 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 Huel, Grenade, Optimum Nutrition, Myprotein, BAREBELLS, Mars, PhD, Snickers, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Whey Protein Bars in the market, we considered we took a deep dive into 9991 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 Huel Complete Nutrition Bar, 12 x 55g Bars, Peanut Caramel, High Protein Bar, Plant-Based Protein Bars, Low Sugar, High Fibre, High-Protein Snack with Vegan Chocolate, Under 210 Calories. We love many things about this product by Huel. What sets it apart from the competition is High-protein vegan snack option. , Delicious chocolate and caramel flavor. , Packed with essential nutrients. .
The best value product for most shoppers and where user satisfaction is continuously the highest is Grenade High Protein, Low Sugar Bar - Chocolate Chip Cookie Dough, 12 x 60 g (Packaging May Vary) by Grenade based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Whey Protein Bars and the best cost-to-value ratio is Grenade OREO White Protein Bar - High Protein, Low Sugar, 12 x 60 gat Grenade with a 44% discount.
Our list of the best Whey Protein Bars 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.