Whey Protein
by BEST
A trusted everyday protein: affordable, versatile, and designed to support your training goals with every shake.
- Up to 19g protein per serving
- For shakes, smoothies, baking and more
Size2kg
Best price today
In stock£92.99
£4.65 / 100g
Secure retailer checkout
We may earn a commission at no extra cost to you. Affiliate disclosure
Transparent protein profile
What's inside
Values per 100g, with the amount in one 25g serving
75g protein
18.8g per 25g serving - solid protein content
8g carbohydrates
2g per 25g serving - low carb
5g fat
1.3g per 25g serving - moderate fat
380 kcal
95 kcal per 25g serving
View full nutritional information
| Nutrient | Per 100g | Per serving (25g) |
|---|---|---|
| Protein | 75g | 18.8g |
| Calories | 380 kcal | 95 kcal |
| Carbohydrates | 8g | 2g |
| Fat | 5g | 1.3g |
Know when to buy
Price history
Lowest price on record, any flavour or size
£4.55/100g (£90.99 for 2kg on 11 Oct 2026)
2kg · all flavours · price per pack
- Amazon UKlatest £92.99, lowest £90.99, highest £95.99 in the last 90 days
Quick answers
Is this right for you?
Who is it for?
BEST Whey Protein 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 75g of protein per 100g (around 19g per 25g serving), BEST Whey Protein sits in a solid mid-range for a whey concentrate product.
What else do you need to know?
BEST Whey Protein is a whey concentrate protein powder made by BEST. It comes in 2kg sizes. 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 BEST Whey Protein in the UK?
The best price we have verified today is £4.65 per 100g for the 2kg bag, checked 4 Nov 2026. Use the buy button above to go straight to it.
How much protein does Whey Protein contain per 100g?
Whey Protein contains 75g of protein per 100g, with 18.8g per 25g serving. It is a whey concentrate product.
Is BEST Whey Protein currently in stock?
At the last check, 1 out of 1 tracked variants was in stock. Stock status carries the same fetch time as the price shown above, so check the retailer listing before ordering.
Pick your pack
1 size · any flavour · cost per 100g for each
Where to buy in the UK
2kg · 1 offer for this selection · sorted by cost per 100g
Similar products you might prefer
Other whey concentrate powders from different brands, cheapest per 100g first.
Bulk
Basic Whey Protein
Protein Dynamix
3XP Protein Blend
Boditronics
Just Protein Powder - Everyday affordable Protein powder - Flavoured