10 Best Natural Protein Bars in The UK

Last updated on 02/08/2025

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The Protein Kitchen 100% Natural Protein Bars (12 x 55g) - No Added Sugar, Nutritional Protein Bars - Coconut & Almonds - Egg Whites from Free Range Chickens, Low Calorie Protein Bars, Snack Bars

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Why We Love It

No added sugar goodness.
Made from free-range eggs.
Low calorie, nutritious snack.

Main Highlights

✔️ TROPICAL FLAVOR – Indulge in the exotic combination of crunchy almonds, shredded coconut, and rich cocoa.
✔️ ALL NATURAL – Made with wholesome ingredients: dates, egg whites, almonds, and coconut, with no artificial sweeteners or preservatives.
✔️ HIGH-QUALITY PROTEIN – Egg whites provide a clean protein source to keep you full and fueled.
✔️ LIGHT YET SATISFYING – Offers a delicate crunch with a burst of tropical flavor in every bite.
✔️ VERSATILE SNACK – Great as a quick breakfast or a healthy snack during a busy day.

FitnesSHOCK High Proteinriege Mixbox mit hohem 20g Proteingehalt Eiweißriegel ohne Zuckerzusatz kalorienarm low carb ballaststoffreich Sorten: Pistazien, Banane und Himbeere Geschmack 12Stk 60g

10% OffFree Shipping

Why We Love It

Delicious flavors for variety lovers.
High protein for muscle support.
Guilt-free, low-carb indulgence.

Main Highlights

UNIQUE TASTE: Enjoy the best of all worlds with this 12-bar mix box featuring Pistachio Cake, Banana Split, and Raspberry Parfait flavors. Each bar offers a unique, delicious taste experience—from the nutty richness of pistachio to the creamy sweetness of banana to the fruity freshness of raspberry. Perfect for those who love variety in their protein-packed snacks!
RICH IN PROTEIN: Each bar provides a robust 20 grams of protein, supporting muscle recovery and growth. Whether you're an athlete or lead an active lifestyle, this protein-packed snack keeps you fueled throughout the day.
TOP NUTRITIONAL VALUE: Low in carbs with only 4 grams and 5 grams of fat, this bar offers a guilt-free indulgence. It's palm oil-free and non-GMO, making it a nutritious and satisfying option for your daily snacking needs.
NO ADDED SUGAR: Enjoy dessert every day without the guilt! Our bars contain no added sugar or flour, making them ideal for those following a low-sugar diet. Satisfy your sweet tooth while sticking to your healthy eating goals.
EAT ON-THE-GO: Non-glazed and easy to carry, this bar is perfect for life on the move. Slip it into your bag for a quick, crumb-free snack wherever you are—whether you're at the gym, at work, or on a hike.

Pulsin - Maple and Peanut Vegan Protein Bars - 18 x 50g - 14.1g Protein, 4.7g Fibre, 240 Kcal Per Serving - Gluten Free, Plant Based, Palm Oil Free and Dairy Free Snack Bar

29% OffFree Shipping

Why We Love It

High Protein and Healthy bars.
Tasty, Gluten-Free and Plant-Based.
Loaded with Nutritional Goodness.

Main Highlights

DELICIOUSLY ADDICTIVE MAPLE & PEANUT FLAVOUR: Our tasty Maple & Peanut Protein Bars are plant based and made with premium natural ingredients. Sweetened with xylitol (a naturally occurring sweetener found in many fruits and vegetables) and cold pressed for optimum nutritional value, each delicious protein bar contains 15g of plant based protein to keep you energised between meals and on the go!
HIGH PROTEIN & HEALTHY BARS: These delicious protein bars are formulated to give you the additional protein you desire either to amplify your work out routine or give you an energy boost to power you through your day! We also focus not only offering great tasting bars but also ensuring all ingredients are all natural and support a healthy lifestyle. It also contains our secret ingredient, pea protein, which is an ideal source of protein for vegetarians, vegans and athletes.
TASTY, PLANT BASED & GLUTEN FREE: Feel good nutrition is everything. Our award-winning range of tasty snack bars, protein powders, keto products and shakes are packed full of feel good nutritional goodness and balanced with the right amount of super ingredients to power you through the day and keep you fuller for longer. Delicious tasting products for consumption on the go, at school, gym, home or work. Perfect for any lifestyle and contributing to a good one!
PACKED FULL OF NUTRITIONAL GOODNESS: Made with premium ingredients selected for maximum nutritional benefit. Contains no refined sugars, artificial flavours or preservatives. Our entire Pulsin range is gluten free and suitable for vegetarians, with the majority being plant based too. We NEVER use artificial ingredients, preservatives or palm oil. Ideal for vegetarians, vegans, children, athletes or those who are watching what they eat.
OUR MISSION IS TO HELP YOU FEEL GOOD: Our entire range is gluten free and suitable for vegetarians, with the majority being plant based too. Each range is expertly crafted by our in-house team of nutrition and flavour boffins and goes through rigorous taste testing by the office team (it’s SUCH a chore, but someone’s got to do it!). We’re all really proud of the products we produce and pretty confident that every single one are top notch on taste as well as feel good factor.

Eat Natural Fruit & Nut Bars Protein Peanuts & Dark Chocolate 20 x 40g

Why We Love It

All natural ingredients included.
Bursting with authentic taste.
Minimal fuss, maximal flavor.

Main Highlights

These bars contain all natural ingredients and provide you with plenty of protein and high fibre
MINIMAL FUSS - Nature’s own ingredients taste so good; they pretty much speak for themselves; using minimal fuss recipes, we bring together these delicious ingredients to create a myriad of flavours.
WE CHOOSE QUALITY - We only want to work with the best that nature has to offer so every ingredient is carefully selected, meaning you can experience the true feel and taste of nature in every bite
TASTES OF NATURE - Bursting with the authentic taste of nature, savour the mix of crunchy and soft, sweet, and salty, chewy, and smooth

JB's TREK High Protein Low Sugar Choc Caramel Bar - Plant-based protein - High Fibre - 12 x 55g bars

21% OffFree Shipping

Why We Love It

Plant-based protein boost.
Delicious natural energy treat.
No artificial ingredients included.

Main Highlights

PACK OF 12 PROTEIN BARS - Includes 12 individually wrapped TREK Choc Caramel Bars – ideal for stocking your pantry or gym bag with a tasty, plant-powered snack that’s always ready when you are.
DELICIOUSLY NATURAL ENERGY – Coated in a smooth vegan chocolate alternative and infused with rich caramel flavour, these bars combine nature’s best ingredients for a feel-good treat that delivers lasting energy. Embrace the power of nature with TREK!
15G PLANT PROTEIN, LOW SUGAR – Each bar delivers 15g of plant-based protein and is naturally high in fibre, making it a filling and functional snack that supports energy levels and digestion throughout the day.
NATURAL ORIGIN INGREDIENTS – Packed with plant protein and fibre – no artificial sweeteners or additives. Just honest, wholefood nutrition you can trust with every bite. Available flavours: Choc Caramel, Choc Peanut Butter and Biscoff.
FUEL FOR YOUR EVERYDAY AND ADVENTURES – Whether you’re powering through a workout, tackling a hike, or just navigating a busy day, TREK high protein, low sugar bars helps fuel your everyday with natural energy – wherever your journey takes you.

Nakd Cocoa Hazelnut Protein Bar - Vegan - Gluten Free - Healthy Snack, 45g (Pack of 36 bars)

17% Off

Why We Love It

Made from delicious natural ingredients.
Convenient for on-the-go snacking.
Promotes clean, simple eating.

Main Highlights

MADE WITH DELICIOUS NATURAL INGEDIENTS – a unique combination of fruit & nuts cold-pressed together without heat into tasty raw bars. Choose from a variety of popular flavours from Peanut Butter, Caramel to Cocoa Hazelnut so everyone can find it’s favourite!
PLANT-BASED PROTEIN – made with 7g plant-based protein coming from delicious peanuts. nākd. protein bar are nothing like your average granola, chocolate and breakfast bars. They have no artificial flavourings, colours or preservatives, we don’t’ add any sugar or honey but keep it real and simple, we just add natural ingredients. That’s it!
CLEAN, SIMPLE EATING – a snack bar containing 100% natural ingredients, no added sugar, is raw-cold pressed, has a source of fibre, vegan, gluten, dairy free, has no preservatives and is Kosher certified.
CONVENIENTLY WRAPPED AND GREAT FOR ON THE GO. Perfect snack for every time of the day – individually wrapped and perfectly sized for purses, backpacks, lunchboxes or just as your on-the-go protein snack. The bars can be broken off into 4 different pieces so it’s easy to share among friends.
PERFECT SNACK - individually wrapped & sized for purses, backpacks, lunchboxes or snacking on-the-go

Nakd Peanut Butter Protein Bar - Vegan - Gluten Free - Healthy Snack, 45g (Pack of 16 bars)

44% OffFree Shipping

Why We Love It

Natural, delicious ingredient choices.
Convenient, portable protein source.
Promotes clean, simple eating.

Main Highlights

MADE WITH DELICIOUS NATURAL INGEDIENTS – a unique combination of fruit & nuts cold-pressed together without heat into tasty raw bars. Choose from a variety of popular flavours from Peanut Butter, Caramel to Cocoa Hazelnut so everyone can find their favourite!
PLANT-BASED PROTEIN – made with 7g plant-based protein coming from delicious peanuts. nākd. protein bar are nothing like your average granola, chocolate and breakfast bars. They have no artificial flavourings, colours or preservatives, we don’t’ add any sugar or honey but keep it real and simple, we just add natural ingredients. That’s it!
CLEAN, SIMPLE EATING – a snack bar containing 100% natural ingredients, no added sugar, is raw-cold pressed, has a source of fibre, vegan, gluten, dairy free, has no preservatives and is Kosher certified.
CONVENIENTLY WRAPPED AND GREAT FOR ON THE GO. Perfect snack for every time of the day – individually wrapped and perfectly sized for purses, backpacks, lunchboxes or just as your on-the-go protein snack. The bars can be broken off into 4 different pieces so it’s easy to share among friends.
PERFECT SNACK - individually wrapped & sized for purses, backpacks, lunchboxes or snacking on-the-go

Eat Natural Protein Peanuts & Dark Chocolate Fruit & Nut Bars 12 x 40g

Why We Love It

Protein-packed with crunchy peanuts.
Minimal fuss, natural ingredients.
Carefully selected, high-quality ingredients.

Main Highlights

PROTEIN PACKED - a seriously nutty bar that features plenty of crunchy peanuts carefully combined with indulgent chunks of dark chocolate. Gluten free and OK for veggies
MINIMAL FUSS - Nature’s own ingredients taste so good; they pretty much speak for themselves; using minimal fuss recipes, we bring together these delicious ingredients to create a myriad of flavours.
WE CHOOSE QUALITY - We only want to work with the best that nature has to offer so every ingredient is carefully selected, meaning you can experience the true feel and taste of nature in every bite
MINIMAL FUSS - Nature’s own ingredients taste so good; they pretty much speak for themselves; using minimal fuss recipes, we bring together these delicious ingredients to create a myriad of flavours
TASTES OF NATURE - Bursting with the authentic taste of nature, savour the mix of crunchy and soft, sweet, and salty, chewy, and smooth

Eat Natural Protein Bars 12 x 40g- Peanut and dark chocolate, High Protein, Gluten-Free, Delicious Energy Boost

Why We Love It

High in protein goodness.
Delicious chocolate-peanut combo.
Gluten-free and diet-friendly.

Main Highlights

High Protein: Each bar is packed with 45% peanuts for a rich source of protein.
Chocolate & Peanut Flavor: Combines crunchy peanuts with indulgent dark chocolate.
Gluten-Free: Suitable for those following a gluten-free diet.
Perfect On-the-Go: Ideal for a quick snack, post-workout boost, or energy on the go.

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

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

8.7

Excellent

We scanned 466 products

We reviewed these offers relevant to the Natural 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 The Protein Kitchen, FitnesSHOCK, Pulsin, Eat Natural, JB's TREK, Nakd, Nature Valley, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Natural Protein Bars in the market, we considered we took a deep dive into 2331 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 The Protein Kitchen 100% Natural Protein Bars (12 x 55g) - No Added Sugar, Nutritional Protein Bars - Coconut & Almonds - Egg Whites from Free Range Chickens, Low Calorie Protein Bars, Snack Bars. We love many things about this product by The Protein Kitchen. What sets it apart from the competition is No added sugar goodness, Made from free-range eggs, Low calorie, nutritious snack.
The best value product for most shoppers and where user satisfaction is continuously the highest is FitnesSHOCK High Proteinriege Mixbox mit hohem 20g Proteingehalt Eiweißriegel ohne Zuckerzusatz kalorienarm low carb ballaststoffreich Sorten: Pistazien, Banane und Himbeere Geschmack 12Stk 60g by FitnesSHOCK based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Natural Protein Bars and the best cost-to-value ratio is Nakd Peanut Butter Protein Bar - Vegan - Gluten Free - Healthy Snack, 45g (Pack of 16 bars)at Nakd with a 44% discount.
Our list of the best Natural 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.

10 Best Natural Protein Bars in The UK

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Nakd Fruit & Nut Bar Variety Pack - Vegan - Healthy Snack - Gluten Free - 35g x 18 bars

Perkier Variety Box,18 bars, 6 Flavours, Vegan, Gluten Free, Protein, High Fibre, Lower Sugar Snack, Natural Ingredients, Lower Calorie, Healthy, No Palm Oil, Nut Bar, Carbon Neutral

We scanned 466 products

We concluded that: