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Food · Beverages

Whey Protein Shake generic whey isolate

Whey Protein Shake: 111 kcal and 18.02 g protein per 1 scoop (31 g). Full USDA nutrition — 40 nutrients, high in Vitamin B12, Copper, Folate (B9).

Vegetarian · Gluten-free · High-protein


Whey Protein Shake
Per portion
111 kcal
Protein
18.02 g
Carbs
9.01 g
Fat
0.36 g
Fibre
0.0 g

Your portion

111kcal · 466 kJ
Protein
18.02 g
Carbs
9.01 g
Fat
0.36 g

A single 31-gram scoop delivers roughly 111 calories, with protein making up about 65 percent of that energy at 18 grams. Carbohydrates sit at 9 grams, almost entirely free of sugar, while fat is negligible. What genuinely stands out is its micronutrient profile: one scoop provides 140 percent of the daily reference for vitamin B12, 116 percent for copper, and similar shares of folate and vitamin A, which is unusual for a simple protein supplement.

A normal portion is one scoop mixed into water or milk, making it a quick, convenient way to add protein without much bulk. It works well after a workout or as a low-effort snack when you need something substantial but not heavy. Since it lacks fibre and comes from a powder, it shouldn’t replace whole meals; pairing it with fruit, oats, or a handful of nuts rounds it out. The calorie count is modest, so portion control is straightforward if you stick to the scoop size.

Nutrition claims, per 100 g:

High protein High Vitamin B12 · 140% High Copper · 116% High Folate (B9) · 116% High Vitamin A (RAE) · 109% High Pantothenic acid (B5) · 97% High Calcium · 87% High Zinc · 87%

How to put it together

  1. Add the powder to 250 ml of water or milk.
  2. Shake until smooth.

Full nutrition

Nutrition

per 1 scoop (31 g)

Energy 111 kcal 5.5%
Energy 466 kJ 5.5%
Protein 18.02 g 36.0%
Carbohydrates 9.01 g 3.5%
of which sugars 0.36 g 0.4%
Fibre 0.0 g
Fat 0.36 g 0.5%
of which saturates 0.18 g 0.9%
Monounsaturated 0.05 g
Polyunsaturated 0.01 g
Trans fat 0.0 g
Cholesterol 3.72 mg
Water 0.27 g
Ash 3.34 g

Minerals

Potassium 270.32 mg 13.5%
Calcium 216.38 mg 27.0%
Magnesium 72.23 mg 19.3%
Phosphorus 180.11 mg 25.7%
Sodium 115.32 mg
Iron 0.39 mg 2.8%
Zinc 2.7 mg 27.0%
Copper 0.36 mg 36.0%
Manganese 0.36 mg 18.0%
Selenium 12.62 µg 22.9%

Vitamins

Vitamin A (RAE) 270.32 µg 33.8%
Vitamin C 10.82 mg 13.5%
Vitamin D 0.0 µg
Vitamin E 2.43 mg 20.2%
Vitamin K 14.41 µg 19.2%
Thiamin (B1) 0.27 mg 24.5%
Riboflavin (B2) 0.31 mg 22.1%
Niacin (B3) 3.6 mg 22.5%
Pantothenic acid (B5) 1.8 mg 30.0%
Vitamin B6 0.36 mg 25.7%
Folate (B9) 72.23 µg 36.1%
Vitamin B12 1.08 µg 43.2%
Choline 69.75 mg
Beta-carotene 0.31 µg

Fatty acids

Omega-3 (EPA) 0.0 g
Omega-3 (DHA) 0.0 g

Nutrition from USDA FoodData Central (public domain), scaled to the stated portion. Reference intakes: EU Regulation 1169/2011. Percentages track your portion; claim badges are per 100 g (Reg. 1169/2011, 1924/2006).

How it compares

Against 366 other foods in “Beverages”, per 100 g. The mark is this food; the faint line is the category median.

Energy 359.0 · higher than 90%
Protein 58.14 · higher than 99%
Fibre 0.0 · higher than 0%

Common portions

  • scoop — 86 g (309 kcal)

Sources

  1. USDA FoodData Central — Beverages, Whey protein powder isolate — Nutrition values for Beverages, Whey protein powder isolate.

Jan Horák — Founder & Engineer, Kaloria

Jan Horák is the founder and lead engineer of Kaloria, an AI-powered calorie and nutrition tracking app for iOS and Android. He builds and ships the app's photo and voice food-logging pipeline himself and writes about the nutrition math, product tradeoffs, and app-comparison data behind it.