10 Best Low Sugar Cereal Bars in The UK

Last updated on 04/07/2025

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BW Premium LUX 20g High Protein Flapjack Bars 24 x 75g - Oat Based Low Sugar Snack - Bodybuilding Warehouse (Chocolate Orange)

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Why We Love It

High protein content for energy.
Low sugar for guilt-free snacking.
Delicious flavors to satisfy cravings.

Main Highlights

LUX PROTEIN FLAPJACK - These snack bars contain 20g of protein, very low sugar and high fibre. Protein keeps you full for longer, boosts energy and mood and is helpful for muscle building and repair. Perfect at any time of the day. Great for when you're on the go.
BENEFITS - Great choice for a snack or dessert. Ideally Incorporating complex carbohydrates in combination with protein into your post-workout routine can assist with muscle growth and recovery.
OAT-BASED BARS - A great source of complex carbohydrates. They provide slow-release and sustainable energy. This is great if you’re trying to control your calorie intake.
FLAVOURS - Available in 5 delicious flavours and 2 sizes (12 & 24 packs): Birthday Cake, Blueberry Yogurt, Chocolate Chunk, Mint Chocolate Chunk & Chocolate Orange. Suitable for vegetarians.
SERVING SIZE - 1 Bar (75g) - That’s 20g of protein per bar!

Boka Food Chewy Caramel Cereal Bar 24 x 30g Bars, Healthier Snack, Vegan Cereal Bars, Low Sugar, Low Fat & High Fibre Breakfast Bars - Great for Kids & Adults

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Why We Love It

Low in sugar and fat.
Perfect for school lunches.
High in fiber.

Main Highlights

CARAMEL FLAVOUR - The clever cereal bar that’s truly low in sugar and fat but full of flavour. Indulge yourself in our classic Caramel flavoured snack, perfect for school lunches, an office snack or goes great with a coffee. Vegan-friendly and high in fibre.
MADE BY BOKA FOOD - Frustrated at the lack of high-quality and delicious snack bars that claimed to be healthy our Italian founder Franco headed to the kitchen to develop the first all-green traffic light cereal bar. Boka - giving the green light to good snacking!
DELICIOUS TASTE – It took BOKA 6 years to develop the perfect-tasting cereal bars, which are now loved by adults and kids alike! Boka bar is the only 'All Green Traffic Light' cereal bar, meaning they're super low in sugar, fats and salt. A great snack for any time of the day!
NOTHING TO HIDE - We only use natural ingredients in our foods, and our bars are high in fibre. Boka bars make the ideal snacks for when you're on the go. They are the perfect lunchtime snack, as they're suitable for children's lunch boxes too - being low in sugar, they're a great healthy snack so that teachers will love them too

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

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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

KIND Bars, High Fibre, Gluten Free Snack Bars, Chocolate Chip Cashew, No Artificial Colours, Flavours or Preservatives 12 x 40g

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Why We Love It

Tasty snack with wholesome ingredients.
Gluten-free and all-natural.
Pack of 12 bars.

Main Highlights

KIND Chocolate Chip Cashew bars are the perfect tasty snack
Chocolate Chip Cashew combines cashews, almonds and peanuts, topped with delicious chocolate chips.
This gluten free snack does not contain artificial sweeteners, flavours or preservatives
Pack of 12 Tasty, Gluten Free 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

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Why We Love It

All natural vegan snack bars.
High protein, high fibre content.
Sustainable and ethically produced.

Main Highlights

6 DELICIOUS FLAVOURS – 18 Multipack of 3 x Salted Caramel Dark Chocolate, 3 x Peanut, 3 x Madagascan Vanilla Dark Chocolate, 3 x Cocoa & Cashew, 3 x Peanut Dark Chocolate & 3 x Cranberry
ALL NATURAL INGREDIENTS - Tasty vegan bars with no artificial preservatives, sweeteners, colours, flavours and lower sugar
PROTEIN & HIGH FIBRE SNACK - Healthy breakfast bars make a great alternative to biscuits and chocolate. Suitable for on-the-go, post-workout, lunchboxes or guilt-free morning or afternoon snacks
GLUTEN FREE AND VEGAN - All our bars are vegan, vegetarian, gluten free and low calorie
SUPPORTS GUT HEALTH - Every bar contains at least 25% of your daily recommended fibre
CHEWY FRUIT AND NUT BAR – These low calorie crunchy and chewy cereal bars with slow-release energy, are a great healthy snack for adults and kids
SUSTAINABLE & ETHICAL – Plant based, carbon neutral, no palm oil, B-Corp and recyclable packaging. Perkier is a “Buy Women Built” company

SOAK'd Oats Healthy Breakfast Bars - Box of 16 x 42g Gluten Free Peanut Butter & Banana Baked Flapjack Healthy Snacks. Deliciously Chewy & Gut Friendly High Fibre Oat Bars for Lunck Box, Gym

Why We Love It

Gluten-free for various preferences.
Conveniently grab and go.
High fiber, gut-friendly bars.

Main Highlights

Introducing Soak'd Oats Healthy Breakfast Bars - a delightful blend of flavor and nutrition in every bite! Our box of 16 x 42g bars is the perfect choice for those seeking a deliciously wholesome and convenient snack option.
Gluten Free Apple & Raisin with Cinnamon flavor: each bar is a burst of natural sweetness and savory undertones that will tantalize your taste buds. These gluten-free healthy snack bars are crafted with care to ensure a snack that not only tastes amazing but also caters to various dietary preferences.
Perfect for Lunch Boxes & Breakfast Snacks: whether you're packing lunches for yourself or your loved ones, Soak'd Oats healthy bars are a convenient and tasty addition. The individually wrapped porridge oats bars make them easy to grab and go, ensuring a hassle-free and nutritions snack that suits a busy lifestyle.
Gut-friendly & High in Fibre: Soak'd Oats breakfast bars are not just delicious, they are also gut-friendly and high in fiber. Packed with the goodness of oats, our bars support your digestive health while providing a sustained energy boost. The chewy texture adds a satisfying element to your snacking experience, making it a perfect addition to your lunch box or on-the-go.
Conveniently Packed for You: the box contains 16 individually wrapped 42g bars, making it easy to grab and go. Whether you're headed to work, school, or the gym, Soak'd Oat bars are the perfect companions for your active lifestyle.

Grenade High Protein, Low Sugar Bar - Caramel Chaos, 12 x 60 g (Packaging May Vary)

6% Off

Why We Love It

Packed with 21g protein.
Sugar content only 1.5g.
Certified by Informed Sport Programme.

Main Highlights

HIGH PROTEIN: Packed with protein, with 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 crispies
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

Huel Complete Nutrition Bar, 12 x 51g Bars, Peanut Caramel, High Protein Bar, Plant-Based Protein Bars, Low Sugar, High Fibre, High-Protein Snack with Vegan Chocolate, Under 200 Calories

12% OffFree Shipping

Why We Love It

Rich, indulgent vegan chocolate.
High-protein, guilt-free snack.
Certified V-label, low sugar.

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 14g of plant-based protein, 26 essential vitamins and minerals, and under 200 calories.
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.

Boka Food Mixed pack of 16 x 30g Cereal bars. - 4 Flavours of Healthy Cereal Bars, Low Sugar & Low Fat Snack Bars, High Fibre Breakfast Bars, Vegan Snacks - Perfect for Kids & Adults

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Why We Love It

Mixed flavors for variety.
Low in sugar.
Natural and healthy ingredients.

Main Highlights

MIXED FLAVOURS – The clever cereal bar that's truly low in sugar and fat but full of flavour. Treat yourself to this assorted box of snacks perfect for school lunches, an office snack, or a pick me up on a hike. This mixed pack of 16 delicious 30g bars will keep you going throughout the day. Contains - 4 x Apple & Cinnamon, 4 x ChocoMallow, 4 x Strawberry and 4 x Chewy Caramel. Also suitable for Vegans.
MADE BY BOKA FOOD - Frustrated at the lack of high-quality and delicious snack bars that claimed to be healthy, our Italian founder Franco headed to the kitchen to develop the first all-green traffic light cereal bar. Boka - giving the green light to good snacking!
DELICIOUS TASTE – It took BOKA 6 years to develop the perfect-tasting cereal bars, which are now loved by adults and kids alike! Boka bar is the only 'All Green Traffic Light' cereal bar, meaning they're super low in sugar, fats and salt. A great snack for any time of the day!
NOTHING TO HIDE - We only use natural ingredients in our foods, and our bars are high in fibre. Boka bars make the ideal snacks for when you're on the go. They are the perfect lunchtime snack, as they're suitable for children's lunch boxes too - being low in sugar, they're a great healthy snack so that teachers will love them too

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

7% OffFree Shipping

Why We Love It

Unique combination of natural ingredients.
Promotes clean, simple eating.
Ideal for on-the-go snacking.

Main Highlights

MADE WITH DELICIOUS NATURAL INGEDIENTS – a unique combination of fruit & nuts cold-pressed together without heat into tasty raw bars. Choose your favourite from our variety of mind-popping and popular flavours from Peanut Delight, Cocoa Delight to Blueberry Muffin and Salted Caramel.
nākd. RAW FRUIT & NUT BARS – are nothing like your average cereal, 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.
FIND YOUR FAVOURITES - This selection box features 3 each of our top 6 flavours including Blueberry Muffin and Peanut Delight
PERFECT SNACK - individually wrapped & sized for purses, backpacks, lunchboxes or snacking on-the-go

8.9

Excellent

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We scanned 473 products

We reviewed these offers relevant to the Low Sugar Cereal 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 Bodybuilding Warehouse, Boka, Nature Valley, KIND, Perkier, SOAK'd OATS, Grenade, Huel, Nakd, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Low Sugar Cereal Bars in the market, we considered we took a deep dive into 2366 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 BW Premium LUX 20g High Protein Flapjack Bars 24 x 75g - Oat Based Low Sugar Snack - Bodybuilding Warehouse (Chocolate Orange). We love many things about this product by Bodybuilding Warehouse. What sets it apart from the competition is High protein content for energy. , Low sugar for guilt-free snacking. , Delicious flavors to satisfy cravings. .
The best value product for most shoppers and where user satisfaction is continuously the highest is Boka Food Chewy Caramel Cereal Bar 24 x 30g Bars, Healthier Snack, Vegan Cereal Bars, Low Sugar, Low Fat & High Fibre Breakfast Bars - Great for Kids & Adults by Boka based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Low Sugar Cereal Bars and the best cost-to-value ratio is Huel Complete Nutrition Bar, 12 x 51g Bars, Peanut Caramel, High Protein Bar, Plant-Based Protein Bars, Low Sugar, High Fibre, High-Protein Snack with Vegan Chocolate, Under 200 Caloriesat Huel with a 12% discount.
Our list of the best Low Sugar Cereal 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 Low Sugar Cereal Bars in The UK

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Cereal Bars Bundle With Jordans Frusli Juicy Red Berry, Blueberries Chewy and Raisin & Hazelnut Cereal Bars 6x 30g | Suitable for vegetarians | On The Go Snacks

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We scanned 473 products

We concluded that: