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Supplement

How many calories are in a protein shake?

1 scoop whey in water (~32 g) of a protein shake has about 120 calories, with 24g protein, 3g carbohydrates and 1.5g fat.

A whey protein shake is a fast, convenient way to hit a high protein target.

Calories

120

Per serving
1 scoop whey in water (~32 g)

24g Protein
3g Carbs
1.5g Fat
1g Fiber

of which sugars: 2g

Source: USDA FoodData Central. Values are averages and vary by brand and preparation.

Calories and macros by amount

Amount Calories ProteinCarbsFat
1 scoop whey in water (~32 g) 120 24g3g1.5g
Per 100 g 375 75g9.4g4.7g

Where the calories come from

Share of calories from each macronutrient

Protein 79% Carbs 10% Fat 11%

Burn it off

Roughly how long it takes to burn 120 calories:

🚶
28
min
Walking
🏃
10
min
Running
🚴
13
min
Cycling

Estimated for a ~70 kg (154 lb) adult; your rate varies.

Log a protein shake in one photo

Skip the manual entry. Snap a photo with LensNutra’s AI food scanner and its calories and macros are logged automatically — portions and all.

Frequently asked questions

How many calories are in a protein shake?

1 scoop whey in water (~32 g) of a protein shake has about 120 calories, with 24g protein, 3g carbohydrates and 1.5g fat.

How much protein is in a protein shake?

1 scoop whey in water (~32 g) of a protein shake contains about 24g of protein.

How many carbs and fat are in a protein shake?

1 scoop whey in water (~32 g) of a protein shake contains about 3g of carbohydrates and 1.5g of fat.

Is a protein shake good for weight loss?

At about 120 calories per serving, a protein shake can fit a weight-loss plan when it suits your daily calorie budget. Log it by photo with LensNutra to stay on track.

How long does it take to burn off a protein shake?

Burning about 120 calories takes roughly 28 minutes of walking or 10 minutes of running.

Written & maintained by the LensNutra nutrition team · Nutrition data: USDA FoodData Central

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