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HomeCompareOptimum Nutrition 100% Whey Gold Standard vs Bulk Pure Whey Isolate 90

Note: different product types

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

Optimum Nutrition 100% Whey Gold Standard vs Bulk Pure Whey Isolate 90

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

Verdict

Bulk Pure Whey Isolate 90 is the better deal at £0.043/g

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Optimum Nutrition 100% Whey Gold Standard
Optimum Nutrition 100% Whey Gold Standard
Price
£78.47
Weight
2270g
Price per gram protein
£0.044
Price per kg
£34.57
Protein per shake
24g
Protein percentage
78%
Calories per shake
120 kcal
Type
Blend
Servings
74
Rating
4.7 (15420 reviews)
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Bulk Pure Whey Isolate 90
Bulk Pure Whey Isolate 90
Best value
Price
£89.99
Weight
2500g
Price per gram protein
£0.043
Price per kg
£36.00
Protein per shake
25g
Protein percentage
83%
Calories per shake
107 kcal
Type
Isolate
Servings
83
Rating
4.4 (11515 reviews)
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Optimum Nutrition 100% Whey Gold Standard

Optimum Nutrition 100% Whey Gold Standard

Iconic Gold Standard whey. Worldwide bestseller, proven quality.

Pros

  • Iconic brand
  • Proven quality
  • Good taste

Cons

  • Premium price
View at Optimum Nutrition UK

Rate this product

Via Optimum Nutrition4.7(15,420 ratings)
100%
Via WheyWijzerNo community ratings yet
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Bulk Pure Whey Isolate 90

Bulk Pure Whey Isolate 90

Premium whey isolate. 90% protein, low in fat and lactose.

Pros

  • 90% protein
  • Low lactose
  • Fast absorption

Cons

  • Higher price
View at Bulk

Rate this product

Via Bulk4.4(11,515 ratings)
100%
Via WheyWijzerNo community ratings yet
0%
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Optimum Nutrition 100% Whey Gold Standard vs Bulk Pure Whey Isolate 90 — Comparison 2026 | WheyWijzer