Muscle Milk Pro Series Protein Powder, Knockout Chocolate: Protein, Calories & Labelgrade B+
Labelgrade: B+ 84 / 100 — Scores reflect exceptional protein density (60.4g per 100g), long or additive-heavy ingredient list.
Quick Facts
Per serving · 2 SCOOPS
The short answer
Muscle Milk Pro Series Protein Powder, Knockout Chocolate delivers 32 g of protein and 210 calories per 2 SCOOPS (USDA FDC 2114497) — about 60.4 g of protein per 100 g. The Labelgrade is B+ (84 / 100): Scores reflect exceptional protein density (60.4g per 100g), long or additive-heavy ingredient list.
Why this Labelgrade
| Dimension | Grade | Score |
|---|---|---|
| Protein density | A+ | 100 / 100 |
| Ingredient quality | C+ | 65 / 100 |
| Sugar load | A+ | 100 / 100 |
| Sodium load | B+ | 80 / 100 |
| Fiber | D | 43 / 100 |
| Overall | B+ | 84 / 100 |
How it compares
| Product | Protein per serving | Protein per 100 g | Calories |
|---|---|---|---|
| Muscle Milk Pro Series Protein Powder, Knockout Chocolate (this product) | 32 g | 60.4 g | 210 |
| Optimum Nutrition Gold Standard Protein Shake, Gold Standard | 24 g | 7.4 g | 140 |
| Atkins Lift Protein Drink, Berry Naturally Flavored, Berry Naturally Flavored | 20 g | 3.9 g | 91.3 |
| Ensure High Protein Shake, Homemade Vanilla, Homemade Vanilla | 750 g | 178.6 g | 6300 |
| Plain cooked chicken breast (benchmark) | ~31 g per 100 g | 31 g | ~165 |
Whole-food equivalent
One 2 SCOOPS of Muscle Milk Pro Series Protein Powder, Knockout Chocolate (32 g protein) equals roughly 103 g of cooked chicken breast (about 3.6 oz).
Scope
This page covers Muscle Milk Pro Series Protein Powder, Knockout Chocolate, UPC 660726534212, as represented in USDA Branded Foods FDC 2114497. Muscle Milk sells multiple variants of this product line — other sizes, flavors, or fat levels may have different macros. Manufacturers periodically reformulate; always check the actual package label.
Ingredients (from the USDA Branded Foods entry)
MILK PROTEIN ISOLATE, CALCIUM SODIUM CASEINATE (MILK), MALTODEXTRIN, ALKALIZED COCOA POWDER, WHEY PROTEIN CONCENTRATE (MILK), NON DAIRY CREAMER (SUNFLOWER OIL, MALTODEXTRIN, SODIUM CASEINATE (A MILK DERIVATIVE), MONO- AND DIGLYCERIDES, TOCOPHEROLS), NATURAL AND ARTIFICIAL FLAVORS, LESS THAN 1% OF: POTASSIUM CHLORIDE, WHEY PROTEIN ISOLATE (MILK), MEDIUM CHAIN TRIGLYCERIDES, INULIN, CANOLA OIL, MAGNESIUM OXIDE, SOLUBLE CORN FIBER, POTASSIUM BICARBONATE, ACESULFAME POTASSIUM, DL-ALPHA TOCOPHERYL ACETATE, SUCRALOSE, WHEY PROTEIN HYDROLYSATE (MILK), ASCORBIC ACID, SOY LECITHIN, CALCIUM PHOSPHATE, FERROUS FUMARATE, VITAMIN A PALMITATE, NIACINAMIDE, ZINC OXIDE, COPPER GLUCONATE, D-CALCIUM PANTOTHENATE, LACTOFERRIN (MILK), CHOLECALCIFEROL, PYRIDOXINE HYDROCHLORIDE, THIAMINE MONONITRATE, RIBOFLAVIN, CHROMIUM CHLORIDE, FOLIC ACID, BIOTIN, POTASSIUM IODIDE, CYANOCOBALAMIN.
| Nutrient | Per Serving (2 SCOOPS) |
|---|---|
| Calories | 210 |
| Protein | 32g |
| Total Fat | 3.5g |
| Saturated Fat | 1.5g |
| Trans Fat | 0g |
| Total Carbohydrates | 12g |
| Dietary Fiber | 1.01g |
| Total Sugars | 2g |
| Sodium | 130mg |
| Cholesterol | 35mg |
| Calcium | 400mg |
| Iron | 3.6mg |
| Potassium | 520mg |
Where to buy
The links below are affiliate links — buying through them may earn Labelgrade a commission at no extra cost to you. See our affiliate disclosure. The Labelgrade score is not affected by affiliate relationships — see methodology.
Search links are convenience links that may not land on the exact product variant we covered. Always verify the package label (size, UPC) before purchasing.
Frequently Asked Questions
How much protein is in Muscle Milk Pro Series Protein Powder, Knockout Chocolate?
32 grams of protein per 2 SCOOPS (USDA FDC 2114497). Per 100 g of product, that's 60.4 grams.
How many calories per serving?
210 calories per 2 SCOOPS.
What's in Muscle Milk Pro Series Protein Powder, Knockout Chocolate?
The first ingredients are: MILK PROTEIN ISOLATE, CALCIUM SODIUM CASEINATE (MILK), MALTODEXTRIN, ALKALIZED COCOA POWDER, plus additional minor ingredients. Full list is shown in the "Ingredients" section below, sourced verbatim from USDA Branded Foods.
Does Muscle Milk Pro Series Protein Powder, Knockout Chocolate have added sugar?
No added sugar is listed in the USDA entry. The 2 g of sugars per serving appear to be naturally-occurring (lactose in dairy products, fruit sugars in fruit-containing products).
How much sodium per serving?
130 mg per 2 SCOOPS — about 6% of the FDA daily limit (2,300 mg).
Is Muscle Milk Pro Series Protein Powder, Knockout Chocolate 'high in protein' under FDA rules?
Yes — 32 g per serving is 64% of the FDA 50 g Daily Value, above the 20% threshold for the 'high in protein' claim.
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Sources
- USDA · ID 2114497 · accessed 2026-05-27
Last verified: 2026-05-27