10 Best Protein Cookie in The UK

Last updated on 09/08/2025

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FULFIL Vitamin and Protein Bars (15 x 55 g Bars) — White Chocolate Cookies and Cream Flavour — 20 g High Protein, 9 Vitamins, Low Sugar

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Why We Love It

High protein, low sugar.
Contains nine essential vitamins.
White chocolate, cookie dough.

Main Highlights

HIGH PROTEIN and LOW SUGAR BARS: Each 55g bar contains 20g of protein, less than 3 grams of sugar and only 198 calories. Great for a tasty treat or a post workout refuel
9 VITAMINS: Each FULFIL bar contains 30 percent RDA for 9 essential vitamins to support you through everyday life
DELICIOUS and NUTRITIOUS: FULFIL bars are not your average protein bar. Our White Chocolate and Cookie Dough Flavour features a creamy outer coating of white chocolate that gives way to a delicious centre of cookie dough goodness with a crispy layer on top
OUR PACKS CONTAIN 15 BARS: So you never run out of your favourite protein bar
LIFE'S WONDERFUEL: We want FULFIL bars to fuel you on all of your everyday adventures, whether it’s to get you through your work day, hiking up a mountain, a workout, or a sofa snack we’ve got you covered

Grenade High Protein, Low Sugar Bar - Chocolate Chip Cookie Dough, 12 x 60 g (Packaging May Vary)

10% Off

Why We Love It

High protein, low sugar content.
Indulgent layered flavor experience.
Certified for athlete consumption.

Main Highlights

HIGH PROTEIN: Packed with protein, with over 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 chocolate chips
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

Lenny & Larry's Oatmeal Raisin The Complete Cookie, 113g, Pack of 12

Why We Love It

Satisfyingly firm and chewy.
Packed with plant-based protein.
Non-GMO and vegan-friendly.

Main Highlights

Satisfyingly firm and chewy, delectable OATmeal raisin vegan protein cookie
Packed with plant-based protein, plenty of fibre, and zero guilt
With up to 16g of plant-based proteins and 10g of fibre
The complete cookie will not only satisfy your tummy and sweet tooth but also your peace of mind
Non-gmo project verified, vegan and kosher-friendly

Applied Nutrition Protein Cookies - Critical Cookie, High Protein Snack (12 Pack x 85g) (Chocolate Chip)

Why We Love It

Tantalising natural flavours abound.
Quick, on-the-go protein boost.
Sustainable and socially responsible.

Main Highlights

4 DELICIOUS FLAVOURS: Critical Cookie comes in a range of 4 tantalising, natural flavours. You can choose from chocolate chip, double chocolate, caramel and chocolate chip and white chocolate and raspberry. Order your favourite or a range for added variety.
PERFECT ON THE GO TREAT: Each fresh-baked protein cookie comes wrapped in its own packaging, meaning you can store it in your bag for later in the day. You can always keep one with you for when you crave a tasty, high-protein snack.
HIGH IN PROTEIN: When you opt for a whey cookie, you are choosing a high protein option to keep you energised throughout the day. Each cookie contains 20g of protein and no artificial sweeteners.
SUSTAINABLY SOURCED: Critical Cookie is a non-GMO product that is free from soy, trans fats and artificial sweeteners. They are made using sustainable palm oil to minimise the impact on the environment. You are making a socially responsible purchase with Applied Nutrition.
TESTED FOR ATHLETES: Applied Nutrition is used by some of the world’s most elite athletes. This is why they rigorously test their products to the standard required in professional athleticism. You can rest assured you are putting the best in your body.

Mars - Baked High Protein Chocolate Caramel Cookie | 12 x 60g Pack, High Protein Energy Snack, 15g Protein, Vegetarian

Why We Love It

Satisfying snack with guilty pleasure.
Packed with protein and calories.
Ideal for between-meals cravings.

Main Highlights

Boasting a delicious fusion of chocolate, caramel and nougat, Mars Hi Protein Cookies have been baked with milk chocolate chips and caramel fudge pieces.
Each cookie contains 15g protein and 233 calories.
Perfect to carry you between meals, or as a great post workout snack.
Suitable for vegetarians.
One box contains 12 individually wrapped cookies.

Snickers White Chocolate Peanut Baked Protein Cookie (12 x 60g), Hi-Protein Energy Snack, 15g Protein, Vegetarian

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Why We Love It

Soft and chewy delight.
High protein content.
Perfectly portable snack.

Main Highlights

Craving a delicious treat that won't derail your goals? Look no further than Snickers White Chocolate Peanut Protein Cookies!
Soft & chewy: Our soft-baked cookies are bursting with creamy white chocolate chunks, caramel fudge pieces and roasted peanuts, making every bite truly satisfying.
Protein powerhouse: With 15g of protein per cookie, these treats are perfect for a post-workout pick-me-up, a satisfying afternoon snack, or anytime you need a delicious protein boost.
Vegetarian friendly: These cookies are suitable for vegetarians, making them a great option for everyone.
Convenient & portable: Each box contains 12 individually wrapped cookies which are perfect for on-the-go snacking. Stash them in your gym bag or backpack ready for whenever you need them.

High protein content.
Perfect for vegans.
Ideal for busy lifestyles.

Main Highlights

High in protein
Baked using quality ingredients
Ideal for on the go, as a breakfast or anytime

FUEL10K Double Chocolate Breakfast Oat Cookie, High Protein & Fibre, 50 g (Pack of 12)

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Why We Love It

High protein and low sugar.
Boosted with green tea.
Perfect on-the-go snack.

Main Highlights

HIGH PROTEIN: Each cookie contains a high amount of protein, perfect for fueling your day.
DOUBLE CHOCOLATE FLAVOUR: Indulge in the rich, decadent taste of double chocolate for a satisfying treat.
PERFECT ON-THE-GO HEALTHY SNACK: Ideal for a quick breakfast or a nutritious snack anytime, anywhere, made with quality oats and ingredients for a healthy start to your day.
ENERGY BOOSTING: Provides a sustained energy release, keeping you active and focused throughout the day.
CONVENIENT PACK OF 12: Includes twelve 50g cookies, ensuring you have a convenient supply for your breakfasts or snacks.

Lenny & Larry's The Complete Cookie, Choc-O-Mint, 16g Plant Protein, Vegan, Non-GMO, 113g. Cookie (Pack Of 12)

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Why We Love It

Plant-based proteins.
Nutritious and delicious.
Sweet and playful crunch.

Main Highlights

Plant-based proteins
With nutritious and delicious vegan protein cookie
Sweet and playful crunch in every bite

Snickers - Baked Chocolate Peanut High Protein Cookie | 12 x 60g Pack, High Protein Energy Snack, 15g Protein, Vegetarian

12% OffFree Shipping

Why We Love It

High protein, tastes amazing.
Classic Snickers flavors.
Individually wrapped convenience.

Main Highlights

The epic taste of Snickers in a cookie with 15g of protein? Now that’s satisfying!
Snickers Hi Protein Chocolate Peanut Cookies boast all the caramel, nougat, and peanut flavours you know and love from the iconic Snickers bar, only this time in your favourite biscuit style.
Perfect to carry you between meals, or as a great post workout snack.
Each cookie contains 249 calories. Suitable for vegetarians.
One box contains 12 individually wrapped cookies.

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We scanned 1748 products

We reviewed these offers relevant to the Protein Cookie 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 Fulfil, Grenade, Lenny & Larry's, Applied Nutrition, Mars, Snickers, Myprotein, FUEL10K, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Protein Cookie in the market, we considered we took a deep dive into 8741 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 FULFIL Vitamin and Protein Bars (15 x 55 g Bars) — White Chocolate Cookies and Cream Flavour — 20 g High Protein, 9 Vitamins, Low Sugar. We love many things about this product by Fulfil. What sets it apart from the competition is High protein, low sugar, Contains nine essential vitamins, White chocolate, cookie dough.
The best value product for most shoppers and where user satisfaction is continuously the highest is Grenade High Protein, Low Sugar Bar - Chocolate Chip Cookie Dough, 12 x 60 g (Packaging May Vary) by Grenade based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Protein Cookie and the best cost-to-value ratio is Snickers - Baked Chocolate Peanut High Protein Cookie | 12 x 60g Pack, High Protein Energy Snack, 15g Protein, Vegetarianat Snickers with a 12% discount.
Our list of the best Protein Cookie 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 Protein Cookie in The UK

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We scanned 1748 products

We concluded that: