Note: different product types
You're comparing products of different types (e.g. isolate vs concentrate). This makes a fair comparison difficult.
Upfront Clear Whey Limonade Stevia vs Optimum Nutrition Gold Standard 100% Isolate
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
| Property | ![]() Upfront Clear Whey Limonade Stevia | ![]() Optimum Nutrition Gold Standard 100% Isolate Best value |
|---|---|---|
| Price | $43.32 | $27.79 |
| Weight | 700g | 930g |
| Price per gram protein | $0.081 | $0.036 |
| Price per kg | $61.89 | $29.88 |
| Protein per shake | 19g | 25g |
| Protein percentage | 76% | 83% |
| Calories per shake | 87 kcal | 100 kcal |
| Type | Hydrolysate | Isolate |
| Servings | 28 | 31 |
| Rating | 4.7 (0 reviews) | 4.8 (4800 reviews) |

Upfront Clear Whey Limonade Stevia
- Price
- $43.32
- Weight
- 700g
- Price per gram protein
- $0.081
- Price per kg
- $61.89
- Protein per shake
- 19g
- Protein percentage
- 76%
- Calories per shake
- 87 kcal
- Type
- Hydrolysate
- Servings
- 28
- Rating
- 4.7 (0 reviews)

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
- Rating
- 4.8 (4800 reviews)

Upfront Clear Whey Limonade Stevia
Refreshing clear whey sweetened with stevia instead of artificial sweeteners. Same high protein content as the regular version, but with a more natural taste profile.
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Optimum Nutrition Gold Standard 100% Isolate
Ultra-pure whey isolate with 25g protein per serving. Fast-absorbing, low in fat and sugar.
View at Amazon.com →Rate this product
Via Optimum Nutrition★4.8(4,800 ratings)
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