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44 Item(s)

Protein Bars

We have a large range of protein bars at Box of Protein. We have many big brand protein bars including, Grenade Carb Killa, Mars Protein, Fulfil, USN, Frankys Bakery, Oh Yeah! / ONE1 Brands, Yorkie, Myprotein, Protein Dynamix and many many more! If there's a protein bar we don't have, let us know you want it via the contact page.

Snickers - Protein Bar

£2.55£3.29
You Save £0.74 / 22%
If you’re looking for a new and tasty way to enjoy protein in your diet, you’ll love this new Protein Bar! The new SNICKERS Protein bar contains just 200 calories and has the nutritional profile you would expect from a leading Protein Bar but with all the great taste of your favourite confectionery brand. The SNICKERS Protein Bar is a...

Bounty - Protein Bar

£2.55£3.29
You Save £0.74 / 22%
Enjoy the refreshing chocolate coconut taste you love with the new Bounty Protein bar - This version is lower carb, lower sugar and packed with protein!   Nutrition Per 100g Per Bar (51g) Energy (kJ) 1575 803 Energy (kcal) 377 192 Fat 11.3g 5.7g - of which saturates 7.8g 4.0g Carbohydrate 34.0g 17.3g - of which sugars 16.6g 8.5g Protein...

Grenade Carb Killa - White Chocolate Cookie

£2.29£2.99
You Save £0.70 / 23%
A triple-layered deliciously crunchy low carb high protein bar. High Protein – over 23g Per Bar* Low Carbs and Low Sugar Informed Sport approved and accredited KEY BENEFITS Carb Killa® is made using a specially selected baking process for exceptional taste resulting in a softer, crunchier texture. Carb Killa® is high in complete proteins, low in impact carbs and loaded...

Grenade Carb Killa - Jaffa Quake

£2.29£2.99
You Save £0.70 / 23%
A triple-layered deliciously crunchy low carb high protein bar. High Protein – over 23g Per Bar* Low Carbs and Low Sugar Informed Sport approved and accredited KEY BENEFITS Carb Killa® is made using a specially selected baking process for exceptional taste resulting in a softer, crunchier texture. Carb Killa® is high in complete proteins, low in impact carbs and loaded...

Mars - Protein Bar

£2.55£3.29
You Save £0.74 / 22%
If you’re looking for a new and tasty way to enjoy protein in your diet, you’ll love this new Protein Bar! The new MARS Protein Bar contains just 200 calories and has the nutritional profile you would expect from a leading Protein Bar but with all the great taste of your favourite confectionery brand. The MARS Protein Bar contains 19g...

Grenade Carb Killa - Chocolate Chip Cookie Dough

£2.29£2.99
You Save £0.70 / 23%
The new addition to the already amazing selection of Grenade Carb Killa bars. A triple-layered deliciously crunchy low carb high protein bar. High Protein – over 23g Per Bar* Low Carbs and Low Sugar Informed Sport approved and accredited KEY BENEFITS Carb Killa® is made using a specially selected baking process for exceptional taste resulting in a softer, crunchier texture....

Milky Way - Protein Bar

£2.55£3.29
You Save £0.74 / 22%
New Milky Way Protein Bar! For an out of this world protein bar experience, you can now enjoy the light and delicious taste of Milky Way with a super galactic 19g of protein! Who can’t wait to get their teeth into the newest member of the Mars protein bar line up?! The new Milky Way Protein bar is a little denser...

USN Low Sugar Protein Bar - Strawberry Cheesecake

£1.49£1.99
You Save £0.50 / 25%
Introducing USN’s ‘Low Sugar Protein Bar’ guaranteed to fulfil your cravings... and then some! Delivering a colossal 11g of protein and only 1.2g of sugar per bar, it’s the perfect choice for on-the-go protein intake. Available in Vanilla, Strawberry Cheesecake & Chocolate it will blow your taste buds away! This bar promises to deliver: Taste Low Sugar High protein A...

Fulfil Vitamin & Protein Bar - Chocolate Caramel & Cookie Dough

£1.99£2.79
You Save £0.80 / 29%
A cookie dough base topped with a layer of crunchy crispies, caramel and all coated in delicious milk chocolate. This bar packs a punch with 20g of protein and 100% RDA of 9 vitamins. Nutrition Nutrition Per 100g Per Bar (55g) Energy (kj) 1428 785 Energy (kcal) 342 188 Fat 12g 6.6g - of which saturates 6.4g 3.5g Carbohydrates 19.1g...

PhD Smart Bar - Chocolate Peanut Butter (64g)

£2.49£3.29
You Save £0.80 / 24%
Description Great tasting 20g Protein Less than 2g sugar Palm oil free PhD Smart Bar™ is a great tasting, triple layered high protein, low sugar bar that is free from palm oil. Available in 5 delicious flavours and with 20g of quality protein and less than 2g of sugar per bar, PhD Smart Bar™ is the intelligent way to get...

Grenade Carb Killa - Peanut Nutter

£2.29£2.99
You Save £0.70 / 23%
A triple-layered deliciously crunchy low carb high protein bar. High Protein – over 23g Per Bar* Low Carbs and Low Sugar Informed Sport approved and accredited KEY BENEFITS Carb Killa® is made using a specially selected baking process for exceptional taste resulting in a softer, crunchier texture. Carb Killa® is high in complete proteins, low in impact carbs and loaded...

Grenade Carb Killa - Fudge Brownie

£2.29£2.99
You Save £0.70 / 23%
A triple-layered deliciously crunchy low carb high protein bar. High Protein – over 23g Per Bar* Low Carbs and Low Sugar Informed Sport approved and accredited KEY BENEFITS Carb Killa® is made using a specially selected baking process for exceptional taste resulting in a softer, crunchier texture. Carb Killa® is high in complete proteins, low in impact carbs and loaded...

Grenade Carb Killa - Caramel Chaos

£2.29£2.99
You Save £0.70 / 23%
A triple-layered deliciously crunchy low carb high protein bar. High Protein – over 23g Per Bar* Low Carbs and Low Sugar Informed Sport approved and accredited KEY BENEFITS Carb Killa® is made using a specially selected baking process for exceptional taste resulting in a softer, crunchier texture. Carb Killa® is high in complete proteins, low in impact carbs and loaded...

Grenade Carb Killa - Dark Chocolate Mint

£2.29£2.99
You Save £0.70 / 23%
A triple-layered deliciously crunchy low carb high protein bar. High Protein – over 23g Per Bar* Low Carbs and Low Sugar Informed Sport approved and accredited KEY BENEFITS Carb Killa® is made using a specially selected baking process for exceptional taste resulting in a softer, crunchier texture. Carb Killa® is high in complete proteins, low in impact carbs and loaded...

Yorkie Pro Protein Bar

£1.49£1.99
You Save £0.50 / 25%
Adding to the ever growing list of our favourite chocolate bars now in a protein bar form, the Yorkie Pro Protein Bar is now here and tastes just like the original!! Not only does the Yorkie Pro Protein Bar taste amazing, it has some great macros too, so you can now fit in this and an array of chocolate bars...

USN Low Sugar Protein Bar - Vanilla

£1.49£1.99
You Save £0.50 / 25%
Introducing USN’s ‘Low Sugar Protein Bar’ guaranteed to fulfil your cravings... and then some! Delivering a colossal 11g of protein and only 1.2g of sugar per bar, it’s the perfect choice for on-the-go protein intake. Available in Vanilla, Strawberry Cheesecake & Chocolate it will blow your taste buds away! This bar promises to deliver: Taste Low Sugar High protein A...

USN Low Carb Protein Delite 22 Bar - Banana Waffle

£2.69£2.99
You Save £0.30 / 10%
Amazing taste with the nutritionals to go with it 22g Protein and just 2g Sugars Assist muscular repair and limit calorie intake Guilt-free snack to keep those Sugar cravings away High Protein snack when on-the-go Taking great tasting, healthy snacks to the next level, the USN Low Carb Protein Delite 22s combine deliciously scrumptious flavours with great nutritionals. Each mouth-watering...

Grenade Carb Killa - Cookies & Cream

£2.29£2.99
You Save £0.70 / 23%
A triple-layered deliciously crunchy low carb high protein bar. High Protein – over 23g Per Bar* Low Carbs and Low Sugar Informed Sport approved and accredited KEY BENEFITS Carb Killa® is made using a specially selected baking process for exceptional taste resulting in a softer, crunchier texture. Carb Killa® is high in complete proteins, low in impact carbs and loaded...

Grenade Carb Killa - Chocolate Crunch

£2.29£2.99
You Save £0.70 / 23%
A triple-layered deliciously crunchy low carb high protein bar. High Protein – over 23g Per Bar* Low Carbs and Low Sugar Informed Sport approved and accredited KEY BENEFITS Carb Killa® is made using a specially selected baking process for exceptional taste resulting in a softer, crunchier texture. Carb Killa® is high in complete proteins, low in impact carbs and loaded...

Fulfil Vitamin & Protein Bar - Peanut Caramel

£1.99£2.79
You Save £0.80 / 29%
Milk chocolate encases a layer of caramel mixed with crunchy crispies surrounding a rich peanut centre all with only 1.8gs of sugar, 20gs of protein and a 100% RDA of 9 multivitamins. This bar only contains 205kcal per serving.   Per Serving 55g Energy (kJ) 855 Energy (kcal) 205 Fat 8.8g - of which saturates 4.4g Carbohydrate 10.3g - of...

BPI Sports Best Protein Bar - S'mores

£2.25£3.09
You Save £0.84 / 27%
Tired of eating protein bars that taste like cardboard? Those days are a thing of the past! BPI SPORTS’ BEST PROTEIN BAR™ is not only packed with 20g protein, 15-17g of fiber and zero trans fat, but they are soft and delicious with that fresh-baked feel. This gluten free bar is a great option for an on-the-go, healthy snack that can be enjoyed...

USN Low Sugar Protein Bar - Chocolate

£1.49£1.99
You Save £0.50 / 25%
Introducing USN’s ‘Low Sugar Protein Bar’ guaranteed to fulfil your cravings... and then some! Delivering a colossal 11g of protein and only 1.2g of sugar per bar, it’s the perfect choice for on-the-go protein intake. Available in Vanilla, Strawberry Cheesecake & Chocolate it will blow your taste buds away! This bar promises to deliver: Taste Low Sugar High protein A...

Grenade Carb Killa - White Chocolate Mocha

£2.29£2.99
You Save £0.70 / 23%
A triple-layered deliciously crunchy low carb high protein bar. High Protein – over 23g Per Bar* Low Carbs and Low Sugar Informed Sport approved and accredited KEY BENEFITS Carb Killa® is made using a specially selected baking process for exceptional taste resulting in a softer, crunchier texture. Carb Killa® is high in complete proteins, low in impact carbs and loaded...

Fulfil Vitamin & Protein Bar - White Chocolate & Cookie Dough

£1.99£2.79
You Save £0.80 / 29%
A creamy outer coating of white chocolate gives way to a delicious centre of cookie dough goodness with a crispy layer on top plus 20g of protein and 100% RDA of 9 vitamins.   Nutrition Per Serving 55g Energy (kJ) 815 Energy (kcal) 195 Fat 7.3g - of which saturates 4.1g Carbohydrate 11.1g - of which sugars 2.7g - of...

Muscletech Nitro Tech Crunch - Vanilla Birthday Cake

£2.69£2.99
You Save £0.30 / 10%
High protein - 22g protein bar Baked centre for a superior softer texture Gluten free Great choice of candy coated bars in a range of delicious flavours High fibre content Extensive taste testing delivers the ultimate in flavour WHY Nitro-Tech Crunch Bars are superior to MuscleTech's previous low carb bar, Mission 1. Each bar has been designed to first and...

Grenade Carb Killa - Banana Armour

£2.29£2.99
You Save £0.70 / 23%
A triple-layered deliciously crunchy low carb high protein bar. High Protein – over 23g Per Bar* Low Carbs and Low Sugar Informed Sport approved and accredited KEY BENEFITS Carb Killa® is made using a specially selected baking process for exceptional taste resulting in a softer, crunchier texture. Carb Killa® is high in complete proteins, low in impact carbs and loaded...

Fulfil Vitamin & Protein Bar - Cookies & Cream

£1.99£2.79
You Save £0.80 / 29%
Dark chocolate with soy cookie biscuit layers separated by a velvety creamy layer but with added benefits and low sugar. The bar is packed with 20g of protein and 100% RDA of 9 multivitamins. This bar only contains 208kcal per serving.   Nutrition Per 100g Per Bar (55g) Energy (kj) 1577 867 Energy (kcal) 379 208 Fat 16.9g 9.3g -...

Professor Protein Milk Chocolate Bar - Sea Salt & Caramel

£2.29£2.99
You Save £0.70 / 23%
Professor Protein has formulated “Chocolatein [choco-lat-een]” the fusion of real chocolate and protein creating the ultimate taste experience in protein delivery. Try his bars for yourself you won’t find better tasting chocolate with such a high protein content and as Professor Protein always says “You don’t have to compromise on taste to get great results”. Delicious Milk and Dark Chocolate...

USN Low Carb Protein Delite 22 Bar - Chocolate Brownie

£2.69£2.99
You Save £0.30 / 10%
Amazing taste with the nutritionals to go with it 22g Protein and just 2g Sugars Assist muscular repair and limit calorie intake Guilt-free snack to keep those Sugar cravings away High Protein snack when on-the-go Taking great tasting, healthy snacks to the next level, the USN Low Carb Protein Delite 22s combine deliciously scrumptious flavours with great nutritionals. Each mouth-watering...

ProSupps MyBar™ Protein Bar - Ice Cream Cookie Crunch (55g)

£2.49£3.29
You Save £0.80 / 24%
Description MyBar™… you can FINALLY have your cake and eat it too! MyBar™ is a gluten-free, absolutely delicious addition to your "on-the-go" active lifestyle. Whether you are running on the treadmill or running through the airport, MyBar™ will be with you, every step of the way! MyBar has 220 Calories, 20g Protein, and only 6g Sugar Nutrition Nutrition Per Bar...