We Chose The Best Protein Bars Cheap in The UK - 4/2026

SCI-MX High Protein White Choc Chip Blondie Box - 20g protein, 2g sugar + 259 calories per blondie - Pack of 12 x 65 g - Low Sugar - Pre/Post Workout Snack - No Palm Oil - Suitable for Vegetarians

SCI-MX High Protein White Choc Chip Blondie Box - 20g protein, 2g sugar + 259 calories per blondie - Pack of 12 x 65 g - Low Sugar - Pre/Post Workout Snack - No Palm Oil - Suitable for Vegetarians

SCI-MX

Why we love it

Rich taste with less guilt.
Packed with protein and fibre.
Convenient for active lifestyles.

Main Highlights

🍫 WHAT’S IN THIS HIGH PROTEIN BLONDIE: Our blondie tastes velvety and rich, as you’d expect from a regular brownie to! With a mere 2g sugar and a whopping 20g protein per blondie, this snack is your go-to guilt-free snack. There’s only 27g of carbs primarily from low GI oat flour. As for fibre, there’s 2.5g in this delicious bar which can help make you feel fuller, so you won’t want to snack on anything else! There’s no palm oil, we’ve chosen olive oil instead.
🏋️‍♂️ BENEFITS: Eating a high protein, healthy diet is tough at the best of times, so having a nutritious alternative to carry around with you is a real treat, this time in the form of our soft-baked, smooth, chocolate chip blondie baked to perfection, we challenge you to only eat one. Our indulgent, high-protein blondies are a must for any chocoholic and are individually baked. This brownie is free from artificial colours, aspartame, preservatives and palm oil.
🏃 HOW & WHEN TO USE: If you're looking to get some top-quality protein while dropping some carbs, sink your teeth into this blondie - it's a delicious, convenient way of packing in some fibre and protein to help you feel fuller for longer. Each blondie is conveniently foil wrapped so you can carry them around with you. Enjoy with a cup of tea on the sofa, as an on-the-go snack or post-workout, designed to support your physically active lifestyle.
💚 POWERING EVERY GOAL: Whether you want to build muscle, bulk, reduce body fat or peak your performance, our core focus is on high-protein nutrition. Healthy, balanced, low in sugar, low in saturated fats. Our sports nutrition products are made to complement all types of training and performance goals – whether you’re a casual gym goer, an athlete or sportsperson.
⭐ WHY SCI-MX: Our goal is to help nurture, support, and inspire the sportsperson in all of us. From recovery to competition training, there’s a SCI-MX product to help you achieve your goal. From high-quality protein powders, pre-workout and post-workout blends like creatine monohydrate to high-protein snacks such as flapjack bars, we've got you covered. Our no-nonsense approach to sports nutrition supplements guarantees you’ll always receive premium quality, great value products.

8.8

Excellent

8.8

Excellent

SCI-MX

SCI-MX High Protein White Choc Chip Blondie Box - 20g protein, 2g sugar + 259 calories per blondie - Pack of 12 x 65 g - Low Sugar - Pre/Post Workout Snack - No Palm Oil - Suitable for Vegetarians

Why we love it

Rich taste with less guilt.
Packed with protein and fibre.
Convenient for active lifestyles.

Main Highlights

🍫 WHAT’S IN THIS HIGH PROTEIN BLONDIE: Our blondie tastes velvety and rich, as you’d expect from a regular brownie to! With a mere 2g sugar and a whopping 20g protein per blondie, this snack is your go-to guilt-free snack. There’s only 27g of carbs primarily from low GI oat flour. As for fibre, there’s 2.5g in this delicious bar which can help make you feel fuller, so you won’t want to snack on anything else! There’s no palm oil, we’ve chosen olive oil instead.
🏋️‍♂️ BENEFITS: Eating a high protein, healthy diet is tough at the best of times, so having a nutritious alternative to carry around with you is a real treat, this time in the form of our soft-baked, smooth, chocolate chip blondie baked to perfection, we challenge you to only eat one. Our indulgent, high-protein blondies are a must for any chocoholic and are individually baked. This brownie is free from artificial colours, aspartame, preservatives and palm oil.
🏃 HOW & WHEN TO USE: If you're looking to get some top-quality protein while dropping some carbs, sink your teeth into this blondie - it's a delicious, convenient way of packing in some fibre and protein to help you feel fuller for longer. Each blondie is conveniently foil wrapped so you can carry them around with you. Enjoy with a cup of tea on the sofa, as an on-the-go snack or post-workout, designed to support your physically active lifestyle.
💚 POWERING EVERY GOAL: Whether you want to build muscle, bulk, reduce body fat or peak your performance, our core focus is on high-protein nutrition. Healthy, balanced, low in sugar, low in saturated fats. Our sports nutrition products are made to complement all types of training and performance goals – whether you’re a casual gym goer, an athlete or sportsperson.
⭐ WHY SCI-MX: Our goal is to help nurture, support, and inspire the sportsperson in all of us. From recovery to competition training, there’s a SCI-MX product to help you achieve your goal. From high-quality protein powders, pre-workout and post-workout blends like creatine monohydrate to high-protein snacks such as flapjack bars, we've got you covered. Our no-nonsense approach to sports nutrition supplements guarantees you’ll always receive premium quality, great value products.

Best Protein Bars Cheap of 2026

Premier Protein - High Protein Bar 50 percent - Multiflavourbox - 20x40g - Low Sugar - Low Carb - High Protein Bar

Premier Protein - High Protein Bar 50 percent - Multiflavourbox - 20x40g - Low Sugar - Low Carb - High Protein Bar

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Premier Protein - Protein Bar Deluxe 40 percent - Multiflavourbox - 15x50g - Low sugar - Low Carb - Palm Oil Free

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Snickers White Chocolate Protein Bar – 12 × 57g – 20g Protein, Low Sugar (2g), High‑Protein Snack for Gym, Work & On‑the‑Go

Snickers White Chocolate Protein Bar – 12 × 57g – 20g Protein, Low Sugar (2g), High‑Protein Snack for Gym, Work & On‑the‑Go

FULFIL Vitamin and Protein Bars (15 x 55 g Bars) — Chocolate Salted Caramel Flavour — 20 g High Protein; 9 Vitamins; Low Sugar

FULFIL Vitamin and Protein Bars (15 x 55 g Bars) — Chocolate Salted Caramel Flavour — 20 g High Protein; 9 Vitamins; Low Sugar

Barebells Protein Bars - 12 Count, 16g High Protein Treats – Sugar Free Chocolate Nutrition Bar, Low Carb – On The Go Breakfast or Post-Workout Snack (Caramel Choco)

Barebells Protein Bars - 12 Count, 16g High Protein Treats – Sugar Free Chocolate Nutrition Bar, Low Carb – On The Go Breakfast or Post-Workout Snack (Caramel Choco)

Grenade OREO White High Protein, Low Sugar Bars, 12 x 60 g – 21 g Protein per Snack Bar with Crunchy OREO Pieces & White Chocolate Coating

Grenade OREO White High Protein, Low Sugar Bars, 12 x 60 g – 21 g Protein per Snack Bar with Crunchy OREO Pieces & White Chocolate Coating

Nature Valley Protein Peanut & Chocolate Gluten Free Cereal Bars 26 x 40g

Nature Valley Protein Peanut & Chocolate Gluten Free Cereal Bars 26 x 40g

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

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

SCI-MX High Protein White Choc Chip Blondie Box - 20g protein, 2g sugar + 259 calories per blondie - Pack of 12 x 65 g - Low Sugar - Pre/Post Workout Snack - No Palm Oil - Suitable for Vegetarians

SCI-MX High Protein White Choc Chip Blondie Box - 20g protein, 2g sugar + 259 calories per blondie - Pack of 12 x 65 g - Low Sugar - Pre/Post Workout Snack - No Palm Oil - Suitable for Vegetarians

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