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Protein Snack Finder

Protein bars

Muscle Milk Chocolate Peanut Butter Protein Bar

Muscle Milk Chocolate Peanut Butter Protein Bar: 20 g of protein and 250 calories per serving (8 g protein per 100 calories), with just 2 g sugar. It is a solid bar for adding protein between meals.

Nutrition last checked October 15, 2026.

Where to buy

Snack Facts

Serving size 1 BAR (64 g)

Calories
250
Protein
20 g
Total fat
9 g
Saturated fat
4 g
Total carbohydrate
27 g
Dietary fiber
9 g
Total sugars
2 g
Sodium
210 mg
Protein per 100 cal
8 g

Highlighted values pass our thresholds. Per serving, from the product label and Open Food Facts. Check the package you buy; recipes change.

Passes 4 of 5 checks

How Chocolate Peanut Butter Protein Bar measures up to our five lines, per serving.

  • Protein 10 g or morePasses
  • Calories under 200Misses
  • Sugar 5 g or lessPasses
  • Fiber 3 g or morePasses
  • Sodium under 400 mgPasses

What's good

  • Good protein density: 8 g protein per 100 calories
  • 20 g protein per serving
  • Low sugar: 2 g per serving
  • 9 g fiber per serving
  • Shelf-stable and easy to carry

What to watch

  • 4 g saturated fat per serving
  • Calorie-dense: 250 calories per serving
  • Ultra-processed (NOVA group 4)
  • Contains milk, peanuts, soy
  • Uses sweeteners or sugar alcohols some people avoid

Ingredients and allergens

Milk derived protein blend (milk protein isolate, whey protein isolate, sodium caseinate), soluble vegetable fiber, glycerin, maltitol, maltitol syrup, water, fractionated palm kernel oil, peanut butter (peanuts), polydextrose, pea protein concentrate, peanuts, sunflower oil, natural flavors, cocoa, nonfat milk, rice starch, unsweetened chocolate, sugar, salt, sunflower lecithin, soy lecithin, partially defatted peanut flour, sucralose, dextrose, caramel coloring, tocopherols (to protect flavor).

Contains: milk, peanuts, soy.

Nutri-Score C. NOVA processing group 4 of 4.

Source record on Open Food Facts (opens in a new tab)

Frequently asked questions

How much protein is in Muscle Milk Chocolate Peanut Butter Protein Bar?

Muscle Milk Chocolate Peanut Butter Protein Bar has 20 g of protein per 1 BAR (64 g) serving and 250 calories, which is 8 g of protein per 100 calories.

Is Muscle Milk Chocolate Peanut Butter Protein Bar healthy?

It passes 4 of our 5 checks (protein 10 g or more, sugar 5 g or less, fiber 3 g or more, sodium under 400 mg). It misses on calories under 200. It is ultra-processed (NOVA group 4).

Is Muscle Milk Chocolate Peanut Butter Protein Bar keto, vegan or gluten-free?

The label we have does not claim keto, vegan or gluten-free. Check the package for current claims and allergens.

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