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Sausages and Luncheon Meats

Bratwurst, pork, cooked

Parameters

Sodium
846 mg
Salt, derived
2.15 %
Water
51.4 g
Brine concentration
4.02 %
Moisture-protein ratio
3.75 : 1

USDA FoodData Central, SR Legacy, FDC ID 171620. All values are per 100 g of the food as described. Retrieved 2026-09-04. Source record

How the derived figures were obtained

salt %      = sodium mg / 1000 x 2.5420 / 100 x 100
            = 846 / 1000 x 2.5420 = 2.151 g per 100 g
brine %     = 100 x salt / (salt + water)     [FSIS-GD-2016-0002]
            = 100 x 2.151 / (2.151 + 51.4) = 4.016 %
MPR         = water % / protein % = 51.4 / 13.7 = 3.752 : 1

Full composition, per 100 g

NutrientValueUnit
Cholesterol74.0mg
Protein13.7g
Iron0.53mg
Sodium846.0mg
Total fat29.2g
Water51.4g
Calcium28.0mg
Potassium348.0mg
Carbohydrate2.85g
Energy333.0kcal
Saturated fat10.0g

What these figures do and do not say

The brine concentration above is computed from this food's own sodium and water using the FSIS formula, 100 x salt / (salt + water). It is a description of a finished commercial product, not a target. FSIS cites 10 percent brine after equalisation as the figure that prevents Staphylococcus aureus enterotoxin production during warm drying, and 9 CFR 319.106(b)(4) requires not less than 10 percent for a dry cured ham made without nitrate or nitrite.

Water activity cannot be computed from composition. It is a measurement, and it is the measurement that decides shelf stability. The published limits are 0.85 in air and 0.91 vacuum packed, both from FSIS-GD-2014-0010.

Nearby entries

Source: USDA FoodData Central, SR Legacy, published 2019-04-01. Retrieved 2026-09-04.