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 performance, wellness, or supporting a balanced lifestyle, it’s the everyday nutrition you need to achieve every goal. 

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.

• 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. Packing up to 23g of protein* supporting muscle growth and maintenance and more than 40 flavours to choose from, all backed by Informed Choice for that added peace of mind. That's certified confidence in every scoop.

There's more to it than just protein. Each delicious serving contains just 1.9g of fat, 1.8g of carbs, plus a huge 5g of naturally occurring BCAAs delivering a balanced nutritional profile that supports your goals.

And, with less than 115 kcal per serving, Impact Whey Protein gives you the boost you need - without the extra baggage.

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.

The Protein Guide

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

*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