REGO Whey Protein
by Science In Sport
A trusted everyday protein: affordable, versatile, and designed to support your training goals with every shake.
- Up to 22g protein per serving
- For shakes, smoothies, baking and more
Flavour pictures illustrate the taste, not the powder's colour or ingredients.
Best price
In stock£46.99
£3.48 / 100g
Secure retailer checkout
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Transparent protein profile
What's inside
Values per 100g, with the amount in one 30g serving
73g protein
22g per 30g serving - solid protein content
8g carbohydrates
2.4g per 30g serving - low carb
7g fat
2g per 30g serving - moderate fat
390 kcal
117 kcal per 30g serving
View full nutritional information
| Nutrient | Per 100g | Per serving (30g) |
|---|---|---|
| Protein | 73.3g | 22g |
| Calories | 390 kcal | 117 kcal |
| Carbohydrates | 8g | 2.4g |
| Fat | 6.5g | 2g |
Know when to buy
Price history
Lowest price on record, any flavour or size
£3.05/100g (£41.16 for 1.35kg on 12 Jul 2026)
1.35kg · all flavours · price per pack
- Amazon UKlatest £46.99, lowest £44.99, highest £46.99 in the last 90 days
Quick answers
Is this right for you?
Who is it for?
Science In Sport REGO 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 73.3g of protein per 100g (around 22g per 30g serving), Science In Sport REGO Whey Protein sits in a solid mid-range for a whey concentrate product.
What else do you need to know?
Science In Sport REGO Whey Protein is a whey concentrate protein powder made by Science In Sport. It comes in 450g, 1.35kg 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 Science In Sport REGO Whey Protein in the UK?
We refresh Science In Sport REGO Whey Protein pricing daily from Amazon UK and show the fetch time next to every figure. If no verified price is showing above, we do not currently hold one we would stand behind, and the buy button will take you to the live listing to check.
How much protein does REGO Whey Protein contain per 100g?
REGO Whey Protein contains 73.3g of protein per 100g, with 22g per 30g serving. It is a whey concentrate product.
Is Science In Sport REGO Whey Protein currently in stock?
At the last check, 11 out of 11 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
2 sizes · Strawberry · cost per 100g for each
The 1.35kg works out at £3.05 per 100g. The 450g costs £5.43. Same powder, 1.8x the price per gram.
Where to buy in the UK
Strawberry · 1.35kg · 1 offer for this selection · sorted by cost per 100g
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