Isopure Zero Carb 100% Whey Protein Isolate vs Quest Nutrition Chocolate Milkshake Protein Powder
This is a close call between Isopure Zero Carb 100% Whey Protein Isolate and Quest Nutrition Chocolate Milkshake Protein Powder. Isopure Zero Carb 100% Whey Protein Isolate has a slight edge because it offers more protein per serving (25g vs 22g) and more protein per 100 calories (22.7g vs 20.0g).
Full side-by-side of protein, calories, macros, and protein density for Isopure Zero Carb 100% Whey Protein Isolate and Quest Nutrition Chocolate Milkshake Protein Powder below.
Isopure

Protein
25g
Calories
110
Protein per 100 cal
22.7g
Pros
- More protein per serving: 25g vs 22g.
- Better protein density: 22.7g protein per 100 calories.
Cons
- Weaker review score: 0.0 vs 4.8.
Quest Nutrition

Protein
22g
Calories
110
Protein per 100 cal
20.0g
Pros
- Stronger shopper rating: 4.8 vs 0.0.
Cons
- Less protein per serving: 22g vs 25g.
- Lower protein density than Isopure Zero Carb 100% Whey Protein Isolate (20.0g vs 22.7g protein per 100 calories).
| Metric | Isopure Zero Carb 100% Whey Protein Isolate | Quest Nutrition Chocolate Milkshake Protein Powder |
|---|---|---|
| Protein | 25gBest | 22g |
| Calories | 110 | 110 |
| Carbs | — | — |
| Fat | — | — |
| Protein per 100 cal | 22.7gBest | 20.0g |
This is a close call between Isopure Zero Carb 100% Whey Protein Isolate and Quest Nutrition Chocolate Milkshake Protein Powder.
Isopure Zero Carb 100% Whey Protein Isolate has a slight edge because it offers more protein per serving (25g vs 22g) and more protein per 100 calories (22.7g vs 20.0g).
Choose Isopure Zero Carb 100% Whey Protein Isolate if you care more about more protein per serving: 25g vs 22g.
Choose Quest Nutrition Chocolate Milkshake Protein Powder if you care more about stronger shopper rating: 4.8 vs 0.0.
Frequently Asked Questions
Isopure Zero Carb 100% Whey Protein Isolate has more protein per serving: 25g versus 22g.
Isopure Zero Carb 100% Whey Protein Isolate and Quest Nutrition Chocolate Milkshake Protein Powder are tied at 110 calories per serving.
Isopure Zero Carb 100% Whey Protein Isolate is the more protein-dense pick at about 22.7g of protein per 100 calories.
This is a close call between Isopure Zero Carb 100% Whey Protein Isolate and Quest Nutrition Chocolate Milkshake Protein Powder. Isopure Zero Carb 100% Whey Protein Isolate has a slight edge because it offers more protein per serving (25g vs 22g) and more protein per 100 calories (22.7g vs 20.0g). Because they are in the same category, this is a direct apples-to-apples comparison.
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