10 Best Nutrition Bars in The UK

Last updated on 05/09/2025

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HUEL Complete Nutrition Bars - 55g Bars - Pick any 10-5 Flavours to choose from - Choc Chip Cookie Dough, Dark Chocolate & Raspberry, Chocolate Fudge Brownie, Peanut Caramel and Chocolate Caramel

Why We Love It

Customizable flavour selection available.
Packed with essential nutrients.
Convenient for on-the-go snacking.

Main Highlights

Pick Any 10 flavours of your choice, in this customised assorted pack!
Complete Nutrition in Every Bite: Each HUEL Complete Nutrition Bar is packed with 26 essential vitamins and minerals, high in protein and fiber to support your daily health needs.
Low Sugar, High Protein: With under 200 kcal per bar, enjoy a guilt-free snack that's low in sugar and packed ith protein to keep you fuller for longer.
Deliciously Layered Flavours: Indulgent vegan chocolate, smooth caramel, and five irresistible flavours—Chocolate Chip Cookie Dough, Dark Chocolate & Raspberry, Chocolate Fudge Brownie, Peanut Caramel, and Chocolate Caramel.
On-the-Go Convenience: Perfect for busy lifestyles, these bars are easy to take anywhere for a quick and balanced nutritional boost.
Vegan & Gluten-Free: Made with high-quality, real ingredients that are 100% vegan and gluten-free, ideal for various dietary preferences.

CLIF Bar Energy Bars/Nutritional Protein Bar, Source of Plant Based Protein, Crunchy Peanut Butter, 12 x 68g

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Why We Love It

Tasty protein-packed energy booster.
Unique crunchy, smooth blend.
Diverse delicious flavor options.

Main Highlights

The "Ultimate Energy Bar" made with a mix of plant-based ingredients, carbohydrates, protein, fat and vitamin B13
Made with wholesome ingredients like nuts, dried fruits, rolled oats and rainforest alliance certified cocoa
Offers a strong energy Boost wrapped in great Crunchy Peanut Butter flavour
Ideal for all sports (football, hiking, climbing, running) and outdoor activities
Available in different flavours

Warrior Crunch - High Protein Bars - 20g Protein Each Bar - Low Carb, Low Sugar Snack - 12 Pack x 64g (Peanut Butter Cup)

3% OffFree Shipping

Why We Love It

Muscle-building high protein content.
Optimum for keto diet.
Amazing tasting chocolate snack.

Main Highlights

20 GRAMS OF PROTEIN PER BAR – Each bar delivers a powerhouse of protein, more than three whole eggs Ideal for supporting muscle recovery and growth after intense workouts or sports activities
LOW CARB, KETO-FRIENDLY – With under 3g of net carbs per bar, these are an ideal choice for those following a Keto diet or managing carb intake for weight control
LOW SUGAR, SUSTAINED ENERGY – Each bar contains less than 3g of sugar, helping to stabilise blood sugar levels and provide lasting energy throughout the day
CHEWY CRISPY SNACK BAR – Enjoy the Ideal blend of crispy, crunchy pieces and a triple-layer chocolate coating for a satisfying high-protein snack that tastes indulgent
PACK OF 12 PROTEIN BARS – Includes 12 individually wrapped bars, making it easy to enjoy a protein boost after workouts or as part of your daily nutrition plan

Applied Nutrition Protein Crunch - Protein Bars, High Protein, Low Sugar (White Chocolate Caramel) (62g x 12)

13% OffFree Shipping

Why We Love It

Satisfies sweet cravings.
Promotes convenient healthy snacking.
Boosts energy levels.

Main Highlights

THREE DELICIOUS FLAVOURS: This high protein bar comes in a range of 3 tantalising flavours that will satisfy anyone with a sweet tooth. You can choose from white chocolate caramel, milk chocolate peanut and milk chocolate caramel.
PERFECT ON THE GO TREAT: Having an easy, healthy snack that you can keep in a pocket, gym bag or lunch box is highly convenient. Crunch Bars are individually packaged, keeping them fresh and protected if you need to take them on the go.
HIGH IN PROTEIN: Each Crunch Bar is great for on-the-go refuelling. They contain 21g of protein per bar. This will give you a much-needed boost of energy. They are also low-sugar protein bars, perfect for anyone managing their weight.
A SUCCULENT SNACK: Each protein snack has a succulent triple-layered recipe. At the centre is soft caramel sitting on a crunchy base. This is then enrobed in a thick chocolate layer for an indulgent protein treat.
TRUSTED BY ELITE ATHLETES: Applied Nutrition is used by some of the world’s top athletes as a regular part of their workout diet. This is because they help you to perform to the best of your ability while making sure it tastes as delicious as possible.

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

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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.

Warrior Raw Protein Bars – 12 x 75g Oat Bar Flapjacks – High Fibre, Low Sugar – Ideal Meal Replacement or Healthy Nutrition Energy Snacks – HFSS / GMP Certified – UK Made (Honey Berry)

Why We Love It

Versatile workout protein snack.
Promotes substantial energy.
Aids recovery effectively.

Main Highlights

HUGE 20 GRAMS OF PROTEIN PER BAR - That's more than 3 whole eggs Our bars are packed with high-quality milk protein to help muscles rebuild and recover after training and to help you meet your daily protein intake.
LOW IN SUGAR, HIGH IN FIBRE - With only 3.5g sugar per bar, these are some of the lowest sugar protein chewy granola bars ever released Also high in fibre to help control blood sugar levels.
USE PRE OR POST WORKOUT - Eat pre-workout for an energy boost or post-workout to help aid recovery. Ideal for cutting or bulking when counting your macros.
GREAT TASTE - Chewy granola oat bar that can be eaten as a filling snack to help keep you satisfied until your next meal and curb cravings for high-sugar snacks.
PACK OF 12 x PROTEIN BARS - Save money with this multipack of 12 high-protein bars. Store at home to eat as and when needed. Can be used as part of a healthy diet to help manage weight gain.

Nature Valley Protein Peanut & Chocolate Gluten Free Cereal Bars, 40 g (Pack of 26 )

8% OffFree Shipping

Why We Love It

Ideal for on-the-go snacks.
High in protein and fibre.
No artificial flavours or preservatives.

Main Highlights

Nature Valley Protein Cereal Bars contain 10g of protein and are high in fibre
Nature Valley Protein Cereal Bars are the perfect on the go gluten free snack for any time of day
Why not also try Nature Valley Crunchy Oats & Dark Chocolate Cereal Bars or Nature Valley Nut Butter Peanut Biscuits?
Packaging may vary

Yubi Variety Box 12 Pack - Protein Bars - 99 Calories, High Protein, High Fibre, Low Sugar, Gluten Free and Dairy Free - Healthy Snacks/Nutrition Bar - Chocolate Bars - 420g

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Why We Love It

Tastes just like chocolate.
Low in sugar.
Eco-conscious and vegan.

Main Highlights

🌱 PROOF IS IN THE TASTING – We have spent years developing a protein bar which tastes just like a chocolate bar. Find out for yourself what all the fuss is about.
🍬 LOW SUGAR, 99 CALORIES - We take pride in offering products that are both low in sugar and low in calories, allowing you to enjoy a healthier option without sacrificing flavour.
🌾 GLUTEN & DAIRY FREE - Crafted in a gluten and dairy free facility, YuBi Bars are made for everyone.
😍 DELICIOUS FLAVOUR – With four delicious flavours to chose from, you will be sure to find your favourite in no time.
💚 VEGAN, RAINFOREST ALLIANCE CHOCOLATE - Manufactured in a vegan facility, YuBi Bars are enrobed in rich Rainforest Alliance Chocolate, ensuring a delightful and eco-conscious treat for all chocolate enthusiasts.
🌸 SUITABLE FOR MULTIPLE DIETARY REQUIREMENTS - All our bars are suitable for individuals following vegan, diabetic and coeliac diets, offering a delicious and inclusive option for a variety of dietary preferences and restrictions.
🌍 COMMITMENT TO SUSTAINABILITY - Made in the UK with 100% plant-based ingredients and packaged responsibly in recyclable FSC cardboard packaging, we are always looking for innovative ways to improve our carbon footprint.

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

42% 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

Powerbar Protein Plus Low Sugar Multiflavour Box 16x35g – Protein bars with fibre

32% OffFree Shipping

Why We Love It

Delicious flavours for everyone.
Low sugar, high protein.
Quality made in Germany.

Main Highlights

NOW IN THE PROTEIN MIXBOX for you 16 bars, 4 each flavour Choc Brownie, Choc Espresso, Vanilla and Yoghurt Rasperry
DELICIOUS REWARD after sport or simply in between, the Low Sugar bar offers a crunchy chocolate coating and an airy consistency
CONSIDERABLE ALTERNATIVE TO CHOCOLATE BAR with only a maximum of 1.6 g sugar in a 35 gram bar
CONSIDERABLE ALTERNATIVE TO CHOCOLATE BAR with only a maximum of 1.6 g sugar in a 35 gram bar
DEVELOPED IN GERMANY, the low-sugar protein bar stands for genuine Powerbar quality

8.7

Excellent

Save 32%

We scanned 1997 products

We reviewed these offers relevant to the Nutrition 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, CLIF Bar, Warrior, Applied Nutrition, Snickers, Nature Valley, Yubi Bar, Grenade, Power Bar, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Nutrition Bars in the market, we considered we took a deep dive into 9986 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 Bars - 55g Bars - Pick any 10-5 Flavours to choose from - Choc Chip Cookie Dough, Dark Chocolate & Raspberry, Chocolate Fudge Brownie, Peanut Caramel and Chocolate Caramel. We love many things about this product by Huel. What sets it apart from the competition is Customizable flavour selection available. , Packed with essential nutrients. , Convenient for on-the-go snacking. .
The best value product for most shoppers and where user satisfaction is continuously the highest is CLIF Bar Energy Bars/Nutritional Protein Bar, Source of Plant Based Protein, Crunchy Peanut Butter, 12 x 68g by CLIF Bar based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Nutrition 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 42% discount.
Our list of the best Nutrition 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.

10 Best Nutrition Bars in The UK

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We scanned 1997 products

We concluded that: