Serious Protein Isolate
by The Bulk Protein Company
Pure protein, minimal extras: filtered for maximum protein content with very low fat and carbs per serving.
- Up to 26g protein per serving
- Low fat - under 3g per 100g
- Low carb - suitable for keto and cutting diets
- Extra filtered for reduced lactose
- For shakes, smoothies, baking and more
Best price today
In stock4kg · Serious Bulk Meal Replacement
£49.99
£1.25 / 100g
Secure retailer checkout
No verified price on record1 in stock
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Nutritional profile
What's inside
Values per 100g
87g protein
26g per 30g serving with minimal filler
2g carbohydrates
Extremely low carbs - suitable for keto and low-carb diets
1g fat
0.3g per 30g serving - very lean
360 kcal
108 kcal per 30g serving
87g protein
26g per 30g serving with minimal filler
2g carbohydrates
Extremely low carbs - suitable for keto and low-carb diets
1g fat
0.3g per 30g serving - very lean
360 kcal
108 kcal per 30g serving
Pick your pack
1 size · ranked by cost per 100gFrequently asked questions
Where is the cheapest place to buy The Bulk Protein Company Serious Protein Isolate in the UK?
The best price we have verified today is £1.25 per 100g for the 4kg bag, checked 18 Sept 2026. Use the buy button above to go straight to it.
How much protein does Serious Protein Isolate contain per 100g?
Serious Protein Isolate contains 86.7g of protein per 100g, with 26g per 30g serving. It is a whey isolate product.
Is The Bulk Protein Company Serious Protein Isolate 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.
