Optimum Nutrition Gold Standard 100% Isolate vs Optimum Nutrition Gold Standard 100% Whey
Verdict: Gold Standard 100% Isolate wins for users needing minimal lactose and carbs, delivering 25g protein with 1g carbs per serving versus 24g protein and 3g carbs in the standard Whey blend. The standard Whey provides strong value at a lower price point and broader flavor selection. Labdoor and ConsumerLab tests confirm both meet label claims for protein content with low heavy metals.
Winner: Optimum Nutrition Gold Standard 100% Isolate
Optimum Nutrition Gold Standard 100% Isolate: 8.2/10
Optimum Nutrition Gold Standard 100% Whey: 7.5/10
Spec-by-spec comparison
| Optimum Nutrition Gold Standard 100% Isolate | Optimum Nutrition Gold Standard 100% Whey | |
|---|---|---|
| protein_per_serving | 25g | 24g |
| serving_size | 31g | 31g |
| protein_type | 100% Whey Isolate | Whey Isolate + Concentrate Blend |
| carbs_per_serving | 1g | 3g |
Optimum Nutrition Gold Standard 100% Isolate
What works
- Higher protein purity with minimal lactose
- Lower carbs and fat per serving
- Faster absorption for post-workout recovery
What doesn't
- Higher price per serving than standard whey
- Fewer flavor options in some markets
Optimum Nutrition Gold Standard 100% Whey
What works
- Wider variety of flavors available
- Good balance of protein and cost
What doesn't
- Higher lactose content may cause bloating
Bottom line
Our pick: Optimum Nutrition Gold Standard 100% Isolate.
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