Klean Athlete Klean Isolate Whey Protein vs Quest Nutrition Protein Powder - Vanilla Milkshake
Quest Nutrition Protein Powder - Vanilla Milkshake is the stronger overall pick in this matchup. Quest Nutrition Protein Powder - Vanilla Milkshake wins here because it offers more protein per serving (25g vs 20g), the stronger user rating (4.5 vs undefined).
Full side-by-side of protein, calories, macros, and protein density for Klean Athlete Klean Isolate Whey Protein and Quest Nutrition Protein Powder - Vanilla Milkshake below.
Klean Athlete
Protein
20g
Calories
85
Protein per 100 cal
23.5g
Pros
- Lower calorie load: 85 calories vs 110.
- Better protein density: 23.5g protein per 100 calories.
Cons
- Less protein per serving: 20g vs 25g.
- Weaker review score: 0.0 vs 4.5.
Quest Nutrition

Protein
25g
Calories
110
Protein per 100 cal
22.7g
Pros
- More protein per serving: 25g vs 20g.
- Stronger shopper rating: 4.5 vs 0.0.
Cons
- Higher calorie count: 110 vs 85.
- Lower protein density than Klean Athlete Klean Isolate Whey Protein (22.7g vs 23.5g protein per 100 calories).
| Metric | Klean Athlete Klean Isolate Whey Protein | Quest Nutrition Protein Powder - Vanilla Milkshake |
|---|---|---|
| Protein | 20g | 25gBest |
| Calories | 85Best | 110 |
| Carbs | — | 3gBest |
| Fat | — | 1gBest |
| Protein per 100 cal | 23.5gBest | 22.7g |
Quest Nutrition Protein Powder - Vanilla Milkshake is the stronger overall pick in this matchup.
Quest Nutrition Protein Powder - Vanilla Milkshake wins here because it offers more protein per serving (25g vs 20g), the stronger user rating (4.5 vs undefined).
Choose Klean Athlete Klean Isolate Whey Protein if you care more about lower calorie load: 85 calories vs 110.
Choose Quest Nutrition Protein Powder - Vanilla Milkshake if you care more about more protein per serving: 25g vs 20g.
Frequently Asked Questions
Quest Nutrition Protein Powder - Vanilla Milkshake has more protein per serving: 25g versus 20g.
Klean Athlete Klean Isolate Whey Protein is the lighter option at 85 calories, compared with 110 calories for the alternative.
Klean Athlete Klean Isolate Whey Protein is the more protein-dense pick at about 23.5g of protein per 100 calories.
Quest Nutrition Protein Powder - Vanilla Milkshake is the stronger overall pick in this matchup. Quest Nutrition Protein Powder - Vanilla Milkshake wins here because it offers more protein per serving (25g vs 20g), the stronger user rating (4.5 vs undefined). Because they are in the same category, this is a direct apples-to-apples comparison.
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