Whey Protein Powder
by Warrior
A trusted everyday protein: affordable, versatile, and designed to support your training goals with every shake.
- Up to 18g protein per serving
- Low fat - under 3g per 100g
- For shakes, smoothies, baking and more
Flavour pictures illustrate the taste, not the powder's colour or ingredients.
Best price today
In stock£17.99
£3.60 / 100g
Secure retailer checkout
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Transparent protein profile
What's inside
Values per 100g, with the amount in one 25g serving
71g protein
17.8g per 25g serving - solid protein content
8g carbohydrates
2g per 25g serving - low carb
2g fat
0.6g per 25g serving - very lean
388 kcal
97 kcal per 25g serving
View full nutritional information
| Nutrient | Per 100g | Per serving (25g) |
|---|---|---|
| Protein | 71.2g | 17.8g |
| Calories | 388 kcal | 97 kcal |
| Carbohydrates | 7.8g | 2g |
| Fat | 2.3g | 0.6g |
Know when to buy
Price history
Lowest price on record, any flavour or size
£2.50/100g (£49.99 for 2kg on 16 Sept 2026)
500g · all flavours · price per pack
- Amazon UKlatest £16.49, lowest £16.49, highest £19.99 in the last 90 days
- Warriorlatest £17.99, lowest £17.99, highest £19.99 in the last 90 days
Quick answers
Is this right for you?
Who is it for?
Warrior Whey Protein Powder is designed for gym-goers and strength trainers looking for an affordable, everyday protein source. Whey concentrate suits anyone who wants a solid protein boost without paying a premium for ultra-high purity. It works well as a post-workout shake or a between-meals top-up.
What can you expect?
A well-rounded protein powder that mixes easily and tastes good. Whey concentrate typically delivers 70-80% protein content with a natural, creamy texture. You will get a reliable source of all essential amino acids including BCAAs to support muscle recovery after training. With 71.2g of protein per 100g (around 18g per 25g serving), Warrior Whey Protein Powder sits in a solid mid-range for a whey concentrate product.
What else do you need to know?
Warrior Whey Protein Powder is a whey concentrate protein powder made by Warrior. It comes in 500g, 1kg, 2kg sizes, and WheyWise tracks prices across 2 UK retailers so you can always find the best deal. Every price on WheyWise is read from the retailer’s own page and re-checked daily and sorted by cost per 100g, so you can see both the cheapest option and how current it is. All links to Amazon and retailer sites are affiliate links - this is how WheyWise stays free.
Frequently asked questions
Where is the cheapest place to buy Warrior Whey Protein Powder in the UK?
The best price we have verified today is £2.50 per 100g for the 2kg bag, checked 26 Oct 2026. Use the buy button above to go straight to it.
How much protein does Whey Protein Powder contain per 100g?
Whey Protein Powder contains 71.2g of protein per 100g, with 17.8g per 25g serving. It is a whey concentrate product.
Is Warrior Whey Protein Powder currently in stock?
At the last check, 13 out of 16 tracked variants were in stock. Stock status carries the same fetch time as the price shown above, so check the retailer listing before ordering.
Pick your pack
3 sizes · any flavour · cost per 100g for each
The 1kg works out at £2.87 per 100g. The 2kg costs £3.60. Same powder, 1.3x the price per gram.
Where to buy in the UK
Any flavour · 500g · 9 offers for this selection · sorted by cost per 100g
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