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HomeCompareBulk Pure Whey Protein vs Optimum Nutrition Gold Standard 100% Isolate

Note: different product types

You're comparing products of different types (e.g. isolate vs concentrate). This makes a fair comparison difficult.

Bulk Pure Whey Protein vs Optimum Nutrition Gold Standard 100% Isolate

Fair comparison based on price per gram of protein, quality and more.

Verdict

Bulk Pure Whey Protein is the better deal at £0.027/g

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Bulk Pure Whey Protein
Bulk Pure Whey Protein
Best value
Price
£51.83
Weight
2500g
Price per gram protein
£0.027
Price per kg
£20.73
Protein per shake
23g
Protein percentage
76%
Calories per shake
117 kcal
Type
Concentrate
Servings
83
Rating
4.4 (11515 reviews)
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Optimum Nutrition Gold Standard 100% Isolate
Optimum Nutrition Gold Standard 100% Isolate
Price
£61.90
Weight
930g
Price per gram protein
£0.080
Price per kg
£66.56
Protein per shake
25g
Protein percentage
83%
Calories per shake
100 kcal
Type
Isolate
Servings
31
Rating
4.8 (4800 reviews)
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Bulk Pure Whey Protein

Bulk Pure Whey Protein

Basic whey concentrate. Excellent value for money.

Pros

  • Great price
  • 82% protein
  • Many flavors

Cons

  • Standard whey
View at Bulk

Rate this product

Via Bulk4.4(11,515 ratings)
100%
Via WheyWijzerNo community ratings yet
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Optimum Nutrition Gold Standard 100% Isolate

Optimum Nutrition Gold Standard 100% Isolate

Ultra-pure whey isolate with 25g protein per serving. Fast-absorbing, low in fat and sugar.

Pros

  • 25g pure whey isolate
  • Fast absorbing
  • Low in fat and sugar

Cons

  • Premium price
View at Optimum Nutrition

Rate this product

Via Optimum Nutrition4.8(4,800 ratings)
100%
Via WheyWijzerNo community ratings yet
0%
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Bulk Pure Whey Protein vs Optimum Nutrition Gold Standard 100% Isolate — Comparison 2026 | WheyWijzer