10 Best Gluten Free Protein Bars Sugar Free in The UK
Last updated on 05/09/2025
Advertising disclosure
Advertising disclosure
Best Choice
1
Adonis Pecan, Hazelnut & Cocoa Keto Bars (16x35g) | Vegan/Keto-Friendly | 100% Natural Keto Snacks | Gluten Free/Sugar Free/Palm Oil Free | Low Sugar, Low Calorie & Low Carb | Ideal for a Keto Diet
ADONIS
Free Shipping
ADONIS
Adonis Pecan, Hazelnut & Cocoa Keto Bars (16x35g) | Vegan/Keto-Friendly | 100% Natural Keto Snacks | Gluten Free/Sugar Free/Palm Oil Free | Low Sugar, Low Calorie & Low Carb | Ideal for a Keto Diet
Free Shipping
Why We Love It
- Nutritious and delicious keto bars.
- Satisfies various dietary needs.
- Promotes long-lasting energy.
Main Highlights
- PECAN, HAZELNUT & COCOA KETO BARS: Fancy a keto bar that’s good for you inside and out? The pecan keto bars are the answer. Filled with large crunchy pecan pieces, antioxidant rich goji berries and cocoa powder, this chocolaty-nutty bar will provide your body with the heart-healthy fats it needs. A wholefood keto bar that’s a great source of healthy fats!
- TRULY KETO: All ADONiS keto bars are designed with the ideal keto macros in mind: high healthy fat content, moderate protein & low in carbs! A ketogenic diet can help improve heart health, enhance cognitive function, decrease inflammation, increase fat burning, suppress hunger & lose weight!
- ONLY THE BEST NATURAL INGREDIENTS: Only the finest ingredients go into an Adonis keto diet bar, with up to 48% high quality nuts, which are rich in good fats and essential proteins. Whether you are after an indulgent peanut butter & chocolate, nutty vanilla & coconut flavour or chocolate orange we have something for all.
- LOW NET CARBS & SUITABLE FOR ALL: Adonis keto snack bars have between 2-3g net carbs per bar, using calorie free erythritol, an all-natural sweetener. Making them a perfect post workout or afternoon guilt free snack at your desk. Do you follow a Vegan or Plant Based Diet, are you Low Carb, Keto or on Atkins or do you want to lose weight or cut out sugar? If yes, then we are the perfect natural snack bar for you!
- OUR STORY: We are on a mission to take carbs, sugars and poor quality ingredients out of snacking! We provide you with plant based, low sugar keto snacks that won't spike blood sugar levels, and will instead provide long lasting energy throughout the day. Perfect keto food!
Value for Money
2
Nature Valley Protein Peanut & Chocolate Gluten Free Cereal Bars 4 x 40g (Pack of 8, total 32 Bars), Packaging May Vary
Nature Valley
Free Shipping
Nature Valley
Nature Valley Protein Peanut & Chocolate Gluten Free Cereal Bars 4 x 40g (Pack of 8, total 32 Bars), Packaging May Vary
Free Shipping
Why We Love It
- High in protein and fiber.
- Free from artificial ingredients.
- Suitable for vegetarians.
Main Highlights
- Ideal Product
- Suitable for vegetarians; carefully selected ingredients
- Nature Valley protein cereal bar
3
Fitnesshock Protein Bars No Added Sugar, Low Carb, High Fiber Snack – Palm Oil Free, Rich in Flavor | Coconut | 12x50g
FitnesSHOCK
4% OffFree Shipping
FitnesSHOCK
Fitnesshock Protein Bars No Added Sugar, Low Carb, High Fiber Snack – Palm Oil Free, Rich in Flavor | Coconut | 12x50g
4% OffFree Shipping
Why We Love It
- Minimal impact on blood sugar.
- Healthy, low-calorie chocolate treat.
- Rich in filling fiber.
Main Highlights
- VERY LOW CARB - only 3.5g per bar and almost Sugar-Free (1g) - has minimal impact on blood sugar levels
- ONLY 1G OF SUGAR - A treat without extra calories and harm to your figure. A much more conscious alternative to a conventional chocolate bar
- RICH IN FIBER 19.5g - 65% of the daily requirement - very filling, can serve as a meal replacement
- Сhocolate protein bar with exotic flavor and real coconut flakes. The omission of refined sugar and flour makes the bars a healthy snack
- PALM OIL-FREE, almost no saturated fat, gluten-free, non-GMO. No artificial flavors or preservatives
4
NICKS Keto Protein Bar Salty Peanut, 15 g Protein, 203 Calories, Low Carb Chocolate Snacks No Added Sugar Gluten Free (12 x 50 g)
N!CK'S
Free Shipping
N!CK'S
NICKS Keto Protein Bar Salty Peanut, 15 g Protein, 203 Calories, Low Carb Chocolate Snacks No Added Sugar Gluten Free (12 x 50 g)
Free Shipping
Why We Love It
- Low carbs, high protein.
- Stabilizes blood sugar levels.
- Ideal for muscle fuel.
Main Highlights
- Low carb protein bar with salty peanuts and a soft protein layer, prebiotic fibre, 15 g protein and only 3.7 g net carbohydrates
- No added sugar with a sweetening mixture of stevia, erythritol, xylitol and sucralose, which none has a significant effect on blood sugar levels
- High in protein boosts your body with 30% protein from high-quality whey, milk and collagen peptides
- Gluten-free because wheat in your body is converted to sugar (glucose) and allows your blood sugar to rise quickly. Frequent and pronounced blood sugar fluctuations are negative for your weight and health
- Keto protein snack with only 203 kcal at any time of day or as a reward after training. Ideal fuel for your muscles
5
ROAM Natural Protein Bars, Meal Replacement Keto Bars, 12 x 45g Beef Bar & Healthy Snacks, Gluten Free Keto Food, High Protein Snacks (Salt, Pepper & Porcini Mushroom)
ROAM
Free Shipping
ROAM
ROAM Natural Protein Bars, Meal Replacement Keto Bars, 12 x 45g Beef Bar & Healthy Snacks, Gluten Free Keto Food, High Protein Snacks (Salt, Pepper & Porcini Mushroom)
Free Shipping
Why We Love It
- Rich in real, nutrient-dense food.
- Promotes gut health with prebiotics.
- Convenient for on-the-go consumption.
Main Highlights
- HIGH PROTEIN & KETO - FRIENDLY: Each 45g protein snack contains 20.2g protein, making it an ideal choice for keto and low carb diets. These low calorie, gluten-free, sugar-free bars are low in fat, offering a satisfying alternative to typical snacks.
- MADE WITH NATURAL, PREMIUM INGREDIENTS: Made from 100% natural ingredients like grass-fed beef, black pepper, sea salt, porcini mushroom powder, whey protein, and chicory root fibre, these keto sticks deliver essential vitamins in every bite.
- SAVORY FLAVOUR: Enjoy the delicious, rich beefy flavour you’d expect from premium beef jerky — bold, satisfying, and with a subtle spicy kick. No artificial preservatives, sweeteners, or flavours — just clean, honest taste in every bite.
- CONVENIENT PACKAGING: Individually packed for on-the-go moments, these low sugar protein bars are ideal for keeping in your gym bag, backpack, or at your work desk. Enjoy clean, satisfying boost bars whenever you need quick energy and nourishment.
- GUARANTEED QUALITY: Made with non-GMO ingredients and sourced from farms that meet strict EU welfare standards — ensuring both nutritional quality and consumer safety. Enjoy your keto bar that’s as trustworthy as it is delicious.
6
Barebells Protein Bars – Healthy Snacks, Protein Snacks for Breakfast, Sugar Free Chocolate, Low Carb – 12 x 55g (Salty Peanut)
BAREBELLS
BAREBELLS
Barebells Protein Bars – Healthy Snacks, Protein Snacks for Breakfast, Sugar Free Chocolate, Low Carb – 12 x 55g (Salty Peanut)
Why We Love It
- Divine combination of flavors.
- Perfect low-calorie snack.
- No added sugars.
Main Highlights
- SALTY PEANUT - Velvety milk chocolate paired with crunchy, golden peanuts – a divine combination!
- HIGH IN PROTEIN - Protein bars from Barebells contain 20g 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
7
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
Yubi Bar
Free Shipping
Yubi Bar
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
Free Shipping
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.
8
Yubi Mint Choc - 12 Pack - Protein Bars - 99 Calories, High Protein, High Fibre, Low Sugar, Gluten Free and Dairy Free - Healthy Snacks/Nutrition Bar - Chocolate Bars - 420g
Yubi Bar
Free Shipping
Yubi Bar
Yubi Mint Choc - 12 Pack - Protein Bars - 99 Calories, High Protein, High Fibre, Low Sugar, Gluten Free and Dairy Free - Healthy Snacks/Nutrition Bar - Chocolate Bars - 420g
Free Shipping
Why We Love It
- Delicious chocolate-like taste.
- Low sugar, low calories.
- Vegan and gluten-free options.
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 - Whether it’s a classic Caramel or a unique S’Mores, with a total of 8 flavours throughout our range, there’s a YuBi bar for everyone.
- 💚 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.
9
NICKS Protein Bar Mix Box, Keto Snack Bars 4g Net Carbs, 15g Protein, 5g Collagen No Added Sugar Gluten Free Low Carb Snacks (9x50g)
N!CK'S
Free Shipping
N!CK'S
NICKS Protein Bar Mix Box, Keto Snack Bars 4g Net Carbs, 15g Protein, 5g Collagen No Added Sugar Gluten Free Low Carb Snacks (9x50g)
Free Shipping
Why We Love It
- Flavors indulge every sweet tooth.
- Great protein source, low carbs.
- Gluten-free, stabilizes blood sugar.
Main Highlights
- DELICIOUS Keto milk chocolate protein bar in 4 different flavor variations, in total 9 bars in each variety box
- 30% HIGH QUALITY COMPLETE PROTEIN from whey and milk plus additional collagen peptides
- LOW IMPACT CARBS with less then 4g Net carbs and 190-214 calories per bar
- GLUTEN FREE & WITHOUT PALM OIL as wheat and gluten spikes your blood sugar levels
- KETO PROTEIN SNACK and treat which can help you overwin your sugar cravings in a more healthy and guilt-free indulgence
10
Yubi Mix 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
Yubi Bar
Free Shipping
Yubi Bar
Yubi Mix 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
Free Shipping
Why We Love It
- Tastes like a chocolate bar.
- Only 99 calories per serving.
- Vegan and gluten-free.
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.