Impact Whey Protein has been around since day one, and it's been a firm favourite ever since.

High-quality whey protein, tested for impurities, and priced to please, it’s no wonder it’s been our bestselling whey for over 20 years.

Crafted by nutritionists who obsess over every detail, each scoop delivers up to 23g protein*, supporting muscle growth, maintenance, and recovery.¹ Whether it’s post-workout or mid-afternoon, this is fuel that doesn't let you down. It’s everyday nutrition that fits your life — not the other way around.

Performance Advisory Board

Bringing together world-class scientists, doctors, and athletes to shape innovation at Myprotein — combining cutting-edge research with real-world testing to create solutions that actually deliver, for everybody. Find out more about our Performance Advisory Board.

The Protein Guide

Not sure which protein is right for you? Our Protein Guide has you covered.

• Informed Choice certified
• Supports muscle growth and maintenance¹
• High in protein, with a mighty 23g per serving*
• 114kcal per serving*
• Our bestselling protein powder
• More than 40 delicious flavours to choose from
• Crafted by nutritionists
• From the UK and Europe’s Number 1 Sports Nutrition Brand**

Let’s talk about why Impact Whey Protein has stood the test of time.

Each scoop delivers up to 23g of protein* to keep you going between sessions — or just between meals. It supports muscle growth and maintenance¹, and comes in more than 40 flavours, all backed by Informed Choice and Informed Protein certifications — that's confidence in every scoop.

But there’s more to it than protein alone. Each serving contains just 1.9g of fat, 1.8g of carbs, and a full 5g of naturally occurring BCAAs* — a balanced nutritional profile that works as hard as you do

Built for people who don’t have time to eat six meals a day, each serving delivers the kind of protein hit that actually sees you through — all for under 115kcal.

Taste the Myprotein difference

Whether you're looking for a post-workout protein boost or want to up your daily intake, Impact Whey Protein delivers with unrivalled flavours that speak for themselves.

With over 40 delicious options, like decadent Chocolate Brownie and velvety Cookies & Cream, never settle for bland. Enjoy every sip and stay committed - because taste matters.

Explore our new added crunch flavours. Indulge in the sweet and satisfying Vanilla Honeycomb or the rich, indulgent Chocolate Caramel, both packed with irresistible crunchy pieces for a taste and texture you’ll love.

Informed Choice: Certified Confidence

Informed Choice sets the global standard in sports nutrition quality control. This voluntary random testing ensures products have been manufactured to recognised international standards.

When you see the Informed Choice logo on our products, you can be confident they're regularly tested to ensure they're free from impurities and banned substances. 

*Nutritional info based on 30g serving of Unflavoured flavour. The nutritional content may vary based on the flavour you choose.

**Source: Euromonitor International Limited; Consumer Health 2025 edition, retail value sales (RSP), all retail channels, 2024 data.

1. Protein contributes to the growth and maintenance of muscle mass

2. Protein contributes to the maintenance of normal bones

What is the best Impact Whey Protein flavour?

Here are the top 10 Impact Whey Protein flavours as chosen by our community.

1. Vanilla – A creamy classic.

2. Salted Caramel – A rich, sweet caramelly taste with a hint of salt.

3. Chocolate Brownie – Rich and bold.

4. Natural Chocolate – A chocolatey original.

5. Chocolate Mint – A minty take on an indulgent chocolate base.

6. Chocolate Smooth – Creamy, sweet, traditional flavour.

7. Cinnamon Danish – A cosy, wintery Scandinavian classic.

8. Cookies and Cream – A creamy, vanilla taste with a rich cookie finish.

9. White Chocolate – Sweet and smooth, a milky twist on the original chocolate.

10. Strawberry Cream – A summery combination of berries and sweetness.