Optimum Nutrition Gold Standard 100% Isolate vs XXL Nutrition Whey Isolate Zero
Fair comparison based on price per gram of protein, quality and more.
Verdict
Optimum Nutrition Gold Standard 100% Isolate is the better deal at $0.036/g vs $0.062/g (42% cheaper).
| Property |  Optimum Nutrition Gold Standard 100% Isolate Best value |  XXL Nutrition Whey Isolate Zero |
|---|---|---|
| Price | $27.79 | $55.19 |
| Weight | 930g | 1000g |
| Price per gram protein | $0.036 | $0.062 |
| Price per kg | $29.88 | $55.19 |
| Protein per shake | 25g | 27g |
| Protein percentage | 83% | 89% |
| Calories per shake | 100 kcal | 108 kcal |
| Type | Isolate | Isolate |
| Servings | 31 | 33 |
| Flavors | 2 flavors | 2 flavors |
| Rating | ⭐ 4.8 (4800 reviews) | ⭐ 4.8 (125 reviews) |
| Lactose free | ✅ Yes | ✅ Yes |
| Sugar free | ❌ No | ❌ No |
Optimum Nutrition Gold Standard 100% Isolate
Best value- Price
- $27.79
- Weight
- 930g
- Price per gram protein
- $0.036
- Price per kg
- $29.88
- Protein per shake
- 25g
- Protein percentage
- 83%
- Calories per shake
- 100 kcal
- Type
- Isolate
- Servings
- 31
- Flavors
- 2 flavors
- Rating
- ⭐ 4.8 (4800 reviews)
- Lactose free
- ✅ Yes
- Sugar free
- ❌ No
XXL Nutrition Whey Isolate Zero
- Price
- $55.19
- Weight
- 1000g
- Price per gram protein
- $0.062
- Price per kg
- $55.19
- Protein per shake
- 27g
- Protein percentage
- 89%
- Calories per shake
- 108 kcal
- Type
- Isolate
- Servings
- 33
- Flavors
- 2 flavors
- Rating
- ⭐ 4.8 (125 reviews)
- Lactose free
- ✅ Yes
- Sugar free
- ❌ No
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
Rate this product
Via Optimum Nutrition★4.8(4,800 ratings)
100%Via WheyWijzerNo community ratings yet
0%Is this product good?
XXL Nutrition Whey Isolate Zero
Lactose-free whey isolate. Maximum protein, minimum lactose.
Pros
- ✓ Lactose-free
- ✓ 90%+ protein
- ✓ Ultra-fast absorption
Cons
- ✗ Premium price
Rate this product
Via XXL Nutrition★4.8(125 ratings)
100%Via WheyWijzerNo community ratings yet
0%Is this product good?
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