Reese's

C4 Whey Protein — Calories, Nutrition & Ingredients

UPC 5056569902588 Updated 16 Oct 2026

Photo: Open Food Facts contributors, CC BY-SA 3.0

Calories: 432per 100 g
Protein: 68 gper 100 g
Carbs: 8.6 gper 100 g
Fat: 6.6 gper 100 g

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Per serving (37 g): 160 calories. Per 100 g: 432 calories, 68 g protein, 6.6 g fat.

Label highlights: Fat: medium Saturates: medium Sugars: low Salt: medium HFSS Contains Milk

Nutrition

Portion size: 37 g

Typical values	Per 100 g	Per portion (%RI*)
Energy	1809 kJ / 432 kcal	669 kJ / 160 kcal (8%)
Fat	6.6 g	2.4 g (3%)
of which saturates	3.9 g	1.4 g (7%)
Carbohydrate	8.6 g	3.2 g (1%)
of which sugars	5 g	1.9 g (2%)
Protein	68 g	25.2 g (50%)
Salt	1.18 g	0.44 g (7%)

*Reference intake of an average adult (8400 kJ / 2000 kcal)

Calculated from Open Food Facts per-100 g data for the stated serving; values may differ slightly from the package label because of rounding.

Per 100 g and custom amounts

Nutrition per amount

432 calories in 100 g

Protein68 g

Carbohydrates8.6 g

Sugars5 g

Added sugars0 g

Fat6.6 g

Saturated fat3.9 g

Sodium472 mg

Ingredient flags

Contains sucralose Contains acesulfame K Contains milk Contains peanut

How we detect these flags

Data: Open Food Facts (ODbL) · Photo: Open Food Facts contributors (CC BY-SA)

Where to buy C4 Whey Protein

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Ingredients

Acesulfame k, Emulsifier, Fat reduced cocoa powder, Flavouring, Lecithins, Peanut flour, Potassium chloride, Sodium carboxy methyl cellulose, Sodium chloride, Sucralose, Sweetener, Thickener, Whey protein isolate, Xanthan gum

Allergens

Contains: Milk

Frequently asked questions

How many calories are in C4 Whey Protein?

Per 100 g of C4 Whey Protein there are 432 calories.

How much protein is in C4 Whey Protein?

Per 100 g of C4 Whey Protein there are 68.0 g protein.

How many carbohydrates are in C4 Whey Protein?

Per 100 g of C4 Whey Protein there are 8.6 g carbohydrates. Of which 5.0 g sugars.

How much sugar is in C4 Whey Protein?

Per 100 g of C4 Whey Protein there are 5.0 g sugars.

How much sodium (salt) is in C4 Whey Protein?

Per 100 g of C4 Whey Protein there are 472.0 mg sodium. UK guidance is for adults to eat no more than 6 g of salt (about 2,400 mg of sodium) a day.

What are the main ingredients in C4 Whey Protein?

The main ingredients in C4 Whey Protein are: Acesulfame k, Emulsifier, Fat reduced cocoa powder, Flavouring, Lecithins.

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Level of processing

Highly Processed

14 ingredients · 6 food additives

UnprocessedUltra-processed

Nutrition breakdown

Macronutrients

Types of fat

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