A delicious shake that delivers at least 33g of protein per serving, along with other ingredients specifically chosen to support your weight-loss programme.

What is Impact Diet Whey Protein?

Impact Diet Whey is a whey protein powder that has been specially developed to provide a boost of protein¹ without unnecessary carbs. We've also added extra glutamine, which naturally occurs in protein, which helps to build and repair new muscle¹ — important when you’re looking to tone up.

What’s more, this protein shake is also great for vegetarians, so you can enjoy the benefits of Impact Diet Whey whatever your lifestyle.

What does Impact Diet Whey do?

Impact Diet Whey is an excellent source of protein, which has been scientifically proven to support the growth and maintenance of muscle mass¹.

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.

• 38g protein per serving
• Low in carbs
• Over 1g of glutamine
• Contains key diet ingredients
• From the UK and Europe’s Number 1 Sports Nutrition Brand**

Nutritional information may vary depending on flavour.

Delivering 33g of protein per serving, Impact Diet Whey is ideal for supporting the maintenance of muscle mass when on a weight-loss journey¹. It also includes green tea extract, CLA powder, and choline — a key diet ingredient that supports normal fat metabolism².

Who is Impact Diet Whey for?

Impact Diet Whey is ideal for anyone looking to up their daily intake of whey protein while following a low-fat, low-carb diet. Our powder is also totally vegetarian-friendly, making it a good option for those following a meat-free diet.

What does Impact Diet Whey taste like?

Our protein powders don’t just offer great nutritionals, but are carefully formulated to deliver on indulgence — without derailing your diet. Impact Diet Whey also comes in a range of indulgent flavours, including Cookies & Cream, Strawberry Shortcake, and classic Chocolate — so that you can find your perfect diet shake, no matter your tastes.

Or why not try some of our latest innovations with our delicious Banana, Coconut, Chocolate Coconut, Chocolate Brownie, Milk Tea and Brown Sugar.

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

2. Choline contributes to normal lipid metabolism.

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