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Nac 100% N-Acetyl L-Cystine

Packaged product Other Foods Switch

Nac 100% N-Acetyl L-Cystine contains 2 kcal per 100 g. A serving, 1 portion, 100 g (100 g) provides about 2 kcal.

Roughly 100% of its calories come from protein, with 0% from carbohydrates and 0% from fat (estimated with general energy factors).

That is less energy than the typical item in other foods on FoodFactly, where the median is 254 kcal per 100 g across 511,115 products.

The values are as declared on the product label and entered by Open Food Facts contributors.

2kcal per 100 g
0.6 gprotein
0 gcarbohydrates
0 gfat
2kcal in serving, 1 portion, 100 g (100 g)

Nutrition facts

Nutrition facts for the selected amount
NutrientAmount per 100 g% DV
Calories L 2.4 kcal
Total fat L 0 g 0%
Saturated fat L 0 g 0%
Sodium L 0 mg 0%
Total carbohydrates L 0 g 0%
Dietary fiber L 0 g 0%
Total sugars L 0 g
Protein L 0.6 g 1%

% DV: percent of the FDA Daily Value for adults (reference amounts). Letters show how each value was obtained: M measured, C calculated, L label, Z assumed zero, I imputed. Vitamins and minerals not listed were not reported by the source.

Nutritional breakdown

Protein: 100%2kcal / 100 g
  • Protein 100%

Approximate share of calories, using general energy factors (4 kcal/g protein and carbohydrate, 9 kcal/g fat, 7 kcal/g alcohol).

Nutritional insights

  • Protein0.6 gin the lowest quarter of other foods (median 7.4 g)
  • Fiber0 gin the lowest quarter of other foods (median 1.8 g)
  • Sugars0 gin the lowest quarter of other foods (median 3.2 g)
  • Fat0 gin the lowest quarter of other foods (median 6.6 g)
  • Saturated fat0 gin the lowest quarter of other foods (median 2 g)
  • Sodium0 mgin the lowest quarter of other foods (median 248 mg)
  • Protein per 100 kcal25.1 gprotein density, useful for comparing foods with different calorie levels

Product details

Brand
Switch
Barcode
0726684598403
Label serving
1 portion (100 g)
Category
Other Foods

Ingredients

Ingredients not reported.

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Per 100 g. Calories in kcal. n/a: not reported by the source.

Source of the nutrition information

  • Open Food Facts, record 0726684598403. License: ODbL 1.0 (Open Food Facts). Source record dated July 27, 2025. Imported November 12, 2026.

Last updated: . Source description: "NAC 100% N-ACETYL L-CYSTINE". Data quality score: 85/100 (how it is calculated).

Product data from Open Food Facts, made available under the Open Database License. Values are as declared on the label; labels can change over time, so check the package you have.

General nutrition information, not medical advice. Individual needs differ; see our disclaimer.

Frequently asked questions

How many calories are in Nac 100% N-Acetyl L-Cystine?

100 g of Nac 100% N-Acetyl L-Cystine has 2 kcal. Serving, 1 portion, 100 g (100 g): about 2 kcal.

How much protein is in Nac 100% N-Acetyl L-Cystine?

Nac 100% N-Acetyl L-Cystine contains 0.6 g of protein per 100 g (1% of the 50 g Daily Value), or 0.6 g in serving, 1 portion, 100 g (100 g). About 100% of its calories come from protein. Compared with other other foods, that is in the lowest quarter (median 7.4 g).

How many carbs are in Nac 100% N-Acetyl L-Cystine?

Nac 100% N-Acetyl L-Cystine has 0 g of total carbohydrates per 100 g, including 0 g of fiber and 0 g of sugars. Label conventions differ: in the EU and some other regions carbohydrates are declared without fiber.

How much fat is in Nac 100% N-Acetyl L-Cystine?

Nac 100% N-Acetyl L-Cystine contains 0 g of fat per 100 g, of which 0 g is saturated (0% of the Daily Value).

How much sodium is in Nac 100% N-Acetyl L-Cystine?

100 g contains 0 mg of sodium, 0% of the 2,300 mg Daily Value.

Where does this nutrition data come from?

From Open Food Facts, record dated July 27, 2025. FoodFactly last checked it on November 12, 2026. Each value above shows whether it was measured, calculated or taken from a label.