Whey Protein Powder
Shop our high-quality whey protein powders, shakes, and blends for supplements designed to support the growth and maintenance of your muscle mass.
Shop Whey Protein Powder at Myprotein
Whey protein powder is one of the most well-researched and widely used supplements in sports nutrition. Derived from milk during the cheese-making process, whey delivers a complete amino acid profile in a form that's easy to mix, easy to take, and available in a huge range of flavours. Whether you're after a classic shake or something more refined, whey protein powder covers the basics and then some.
At Myprotein, whey protein powder comes in multiple formats — standard whey concentrate, ultra-filtered isolate, and even light, juice-style clear whey — so there's a version for every preference and goal. Protein contributes to the growth and maintenance of muscle mass1, making it a staple for anyone training seriously.
Who Whey Protein Powder Are For
Whey protein powder is built for people who train. Whether you're lifting weights, running, cycling, playing sport, or working through a structured fitness programme, whey is a practical way to hit your daily protein target without having to overhaul your entire diet. It's particularly popular with those who find it difficult to get enough protein through food alone — think busy schedules, limited appetite after training, or simply not wanting to cook another chicken breast.
It's not just for elite athletes, either. Whey protein is a genuinely versatile format that works for beginners building a foundation just as well as it does for experienced gym-goers with specific targets. If you're tracking your intake and want a clean, convenient source of protein, whey powder slots neatly into almost any routine.
When to Use Whey Protein Powder
Post-workout is the most common time people reach for whey — it's fast-digesting, easy to prepare, and straightforward to consume right after training. Many people mix it with water or milk and drink it within an hour of finishing a session. That said, whey protein powder isn't locked into one window. It works just as well as a mid-morning snack, a between-meals top-up, or a way to add protein to breakfast.
The key with any protein source is consistency — hitting your daily target matters more than the exact timing. Whey protein powder makes that consistency easier, because it's quick to prepare and simple to take anywhere. Use it when it fits your day, not just when you think you're supposed to.
Whey Protein Powder Benefits
A Complete Protein Source
Whey is a complete protein, meaning it contains all nine essential amino acids your body can't produce on its own. It's particularly high in leucine, one of the key branched-chain amino acids found in muscle tissue, which is why it's been a cornerstone of sports nutrition for decades.
Supports Muscle Mass Goals
Protein contributes to the growth and maintenance of muscle mass1. Whey protein powder is one of the most efficient ways to increase your daily protein intake — a single serving typically delivers 20–25g of protein, making it easy to hit your targets without excessive volume.
Versatile and Easy to Use
Whey protein powder isn't just for shakes. It mixes into oats, smoothies, pancake batters, and baked goods, which means you can hit your protein intake through food you actually enjoy eating. Protein Pancake Mix is a good example of how whey can go beyond the standard shake format.
Multiple Formats to Fit Different Needs
Standard whey concentrate is cost-effective and well-rounded. Whey isolate goes through additional filtration to deliver more protein per gram with lower fat and lactose content. Clear whey offers a completely different texture — lighter, juice-style, and ideal if you find traditional shakes too heavy. There's a whey format for every preference.
Popular Picks
The bestseller for a reason: Impact Whey Protein Powder - filtered to remove more fat and lactose than standard whey concentrate, delivering a higher protein percentage per serving. A popular choice for those who want a purer whey option or are sensitive to lactose.
FAQs
What is whey protein powder?
Whey protein powder is a supplement derived from milk — specifically, it's the liquid byproduct of cheese production that gets filtered, dried, and processed into a powder. It contains a complete amino acid profile, including all nine essential amino acids, making it one of the most comprehensive protein sources available in supplement form.
What's the difference between whey protein and whey protein isolate?
Standard whey protein powder — sometimes called whey concentrate — typically contains around 70–80% protein by weight, alongside small amounts of fat and lactose. Whey protein isolate goes through additional filtration, pushing the protein content higher (often 90%+) while reducing fat and lactose levels. Impact Whey Isolate Powder is the isolate option in the Myprotein range, suited to those who want a more refined whey or are sensitive to lactose.
What is clear whey protein?
Clear whey protein is whey isolate that's been processed differently to create a light, juice-style drink rather than a thick, milky shake. It typically delivers a similar protein content per serving — around 20g — but with a completely different texture and flavour profile. Clear Whey Protein is available in fruit-forward flavours like Watermelon and Apple Raspberry, making it a popular choice for people who don't enjoy traditional protein shakes.
How much whey protein powder should I take per day?
That depends on your overall diet and daily protein target. Most people use one to two servings of whey protein powder per day, with each serving typically providing 20–25g of protein. The key is looking at your total daily intake from all sources — food and supplements combined — and using whey to fill any gaps.
What is the best whey protein powder for muscle mass?
Any whey protein powder that helps you consistently hit your daily protein intake is working in your favour — protein contributes to the growth and maintenance of muscle mass1. Impact Whey Protein Powder is the most popular option due to its strong protein-per-serving ratio, wide flavour range, and ease of use. Impact Whey Isolate Powder is a good step up for those who want a higher protein percentage per gram.
Can I use whey protein powder for baking and cooking?
Yes — whey protein powder mixes into a wide range of recipes including oats, smoothies, pancakes, and baked goods. Protein Pancake Mix is specifically designed for this purpose, making it easy to add protein to a breakfast that tastes like real food. When cooking with unflavoured or vanilla whey concentrate, it blends into most recipes without significantly changing the taste.
What's the difference between whey protein powder and a whey gainer?
Standard whey protein powder is primarily a protein source, with most of the calories coming from protein rather than carbohydrates or fat. A whey gainer like Impact Whey Gainer combines whey protein with a higher carbohydrate content, making it a higher-calorie option for those looking to increase their total daily energy intake alongside their protein. Gainers are built for people who find it difficult to consume enough calories through food alone.
Is Myprotein whey protein powder Informed Sport certified?
Several products in the Myprotein range carry Informed Sport certification, which means they've been tested for substances banned in sport. If you're a competitive athlete and need certified products, look for the Informed Sport badge on the specific product page to confirm certification status.
Who develops the whey protein powder range at Myprotein?
The whey protein powder range is developed by Myprotein's expert nutritionists, who work to ensure each product delivers on quality, taste, and nutritional profile. That includes everything from the protein filtration process through to flavour development and format innovation like Clear Whey.
Does whey protein powder contain lactose?
Whey concentrate contains small amounts of lactose, which most people tolerate well. Whey isolate — like Impact Whey Isolate Powder — goes through a more extensive filtration process that removes most of the lactose, making it a more suitable option for those who are sensitive to it. If you have a confirmed dairy allergy rather than lactose sensitivity, check the full allergen information on the product page before purchasing.
1. Protein contributes to the growth and maintenance of muscle mass.
2. Protein contributes to the maintenance of muscle mass.