Muscle Milk Pro Series Protein Shake - Knockout Chocolate vs Siggi's Icelandic Skyr - Vanilla
Compare protein, calories, price, and overall value for Muscle Milk Pro Series Protein Shake - Knockout Chocolate and Siggi's Icelandic Skyr - Vanilla before you buy.
Muscle Milk

Protein
40g
Calories
260
Price
$29.99
Protein per $1
1.3g
Pros
- More protein per serving: 40g vs 15g.
Cons
- Higher calorie count: 260 vs 110.
- Higher price: $29.99 vs $6.99.
Siggi's
Protein
15g
Calories
110
Price
$6.99
Protein per $1
2.1g
Pros
- Lower calorie load: 110 calories vs 260.
- Better value on protein per dollar: 2.1g per $1.
- Stronger shopper rating: 4.7 vs 4.6.
Cons
- Less protein per serving: 15g vs 40g.
| Metric | Muscle Milk Pro Series Protein Shake - Knockout Chocolate | Siggi's Icelandic Skyr - Vanilla |
|---|---|---|
| Protein | 40gBest | 15g |
| Calories | 260 | 110Best |
| Carbs | 9gBest | 11g |
| Fat | 6gBest | — |
| Price | $29.99 | $6.99Best |
| Protein per $1 | 1.3g | 2.1gBest |
Muscle Milk Pro Series Protein Shake - Knockout Chocolate is the stronger overall pick in this matchup.
Muscle Milk Pro Series Protein Shake - Knockout Chocolate wins here because it offers more protein per serving (40g vs 15g).
Choose Muscle Milk Pro Series Protein Shake - Knockout Chocolate if you care more about more protein per serving: 40g vs 15g.
Choose Siggi's Icelandic Skyr - Vanilla if you care more about lower calorie load: 110 calories vs 260.
Frequently Asked Questions
Muscle Milk Pro Series Protein Shake - Knockout Chocolate has more protein per serving: 40g versus 15g.
Siggi's Icelandic Skyr - Vanilla is the lighter option at 110 calories, compared with 260 calories for the alternative.
Siggi's Icelandic Skyr - Vanilla delivers better protein-per-dollar value at about 2.1g per $1.
Muscle Milk Pro Series Protein Shake - Knockout Chocolate is the stronger overall pick in this matchup. Muscle Milk Pro Series Protein Shake - Knockout Chocolate wins here because it offers more protein per serving (40g vs 15g). They sit in different categories, so format and texture may matter as much as the raw macros.