Fairlife Core Power Elite High Protein Shake vs Muscle Milk Pro Series Protein Shake - Knockout Chocolate
Fairlife Core Power Elite High Protein Shake edges ahead on a protein + calorie + rating blend. Fairlife Core Power Elite High Protein Shake scores higher in that blend because it offers more protein per serving (42g vs 40g), a lighter calorie hit (230 vs 260), more protein per 100 calories (18.3g vs 15.4g).
Full side-by-side of protein, calories, macros, and protein density for Fairlife Core Power Elite High Protein Shake and Muscle Milk Pro Series Protein Shake - Knockout Chocolate below.
Fairlife
Wins on: Protein, Calories, Protein per 100 cal

Protein
42g
Calories
230
Protein per 100 cal
18.3g
Pros
- More protein per serving: 42g vs 40g.
- Lower calorie load: 230 calories vs 260.
- Better protein density: 18.3g protein per 100 calories.
Cons
- There is no major downside in this head-to-head, so the choice comes down to taste and retailer preference.
Muscle Milk
Wins on: Sugar, Fiber, Carbs, Fat

Protein
40g
Calories
260
Protein per 100 cal
15.4g
Pros
- Competitive overall macros for a protein drinks option.
Cons
- Less protein per serving: 40g vs 42g.
- Higher calorie count: 260 vs 230.
| Metric | Fairlife Core Power Elite High Protein Shake | Muscle Milk Pro Series Protein Shake - Knockout Chocolate |
|---|---|---|
| Protein | 42gBest | 40g |
| Calories | 230Best | 260 |
| Sugar | 7g | 3gBest |
| Fiber | — | 1gBest |
| Sodium | — | — |
| Carbs | — | 9gBest |
| Fat | — | 6gBest |
| Protein per 100 cal | 18.3gBest | 15.4g |
“Healthier” depends on your goal — here’s the real winner on every number we track, so two people with different priorities can both get the right answer.
- Protein: Fairlife Core Power Elite High Protein Shake wins, 42g vs 40g.
- Calories: Fairlife Core Power Elite High Protein Shake wins, 230 vs 260.
- Sugar: Muscle Milk Pro Series Protein Shake - Knockout Chocolate wins, 3g vs 7g.
- Fiber: Muscle Milk Pro Series Protein Shake - Knockout Chocolate wins, 1g vs —.
- Carbs: Muscle Milk Pro Series Protein Shake - Knockout Chocolate wins, 9g vs —.
- Fat: Muscle Milk Pro Series Protein Shake - Knockout Chocolate wins, 6g vs —.
- Protein per 100 cal: Fairlife Core Power Elite High Protein Shake wins, 18.3g vs 15.4g.
Fairlife Core Power Elite High Protein Shake edges ahead on a protein + calorie + rating blend.
Fairlife Core Power Elite High Protein Shake scores higher in that blend because it offers more protein per serving (42g vs 40g), a lighter calorie hit (230 vs 260), more protein per 100 calories (18.3g vs 15.4g). This blend won’t match your priorities if sugar, carbs, or diet fit matter more to you than protein, calories, and rating.
Frequently Asked Questions
Fairlife Core Power Elite High Protein Shake has more protein per serving: 42g versus 40g.
Fairlife Core Power Elite High Protein Shake is the lighter option at 230 calories, compared with 260 calories for the alternative.
Fairlife Core Power Elite High Protein Shake is the more protein-dense pick at about 18.3g of protein per 100 calories.
"Healthier" depends on your goal: Fairlife Core Power Elite High Protein Shake has more protein (42g vs 40g); Muscle Milk Pro Series Protein Shake - Knockout Chocolate has less sugar (3g vs 7g); Fairlife Core Power Elite High Protein Shake is lower in calories (230 vs 260). Neither is objectively the "healthiest" for everyone — see the pick-by-priority breakdown above, or try our free AI Snack Finder to get matched to your specific goal.
Fairlife Core Power Elite High Protein Shake edges ahead on a protein + calorie + rating blend. Fairlife Core Power Elite High Protein Shake scores higher in that blend because it offers more protein per serving (42g vs 40g), a lighter calorie hit (230 vs 260), more protein per 100 calories (18.3g vs 15.4g). Because they are in the same category, this is a direct apples-to-apples comparison.
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