Ingredient · E250

Used As Preservative

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Source
Unknown
Not yet classified by editors
Allergen
No
Role in food
Sodium nitrite is used as a preservative in processed meats like bacon, ham, and …

What it is

Sodium nitrite is a white crystalline powder. It is a salt of nitrous acid, often produced industrially. It is soluble in water.

Why it's used

Sodium nitrite is used as a preservative in processed meats like bacon, ham, and hot dogs. It helps prevent the growth of harmful bacteria, such as Clostridium botulinum, and also contributes to the pink color and cured flavor of these products.

Health notes

In the US, sodium nitrite is permitted as a food additive. Regulatory bodies like the European Food Safety Authority (EFSA) and the Joint FAO/WHO Expert Committee on Food Additives (JECFA) have evaluated its use. Concerns have been raised about the potential formation of nitrosamines, which are cancer-causing compounds, when nitrites react with amines at high temperatures. However, evidence regarding the health effects of nitrites from cured meats at typical consumption levels is mixed, and research is ongoing.

Allergen info

Not a major allergen.

Products containing Used As Preservative

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Beaver Street Fisheries Inc. Alligator Ribs Meat/Poultry/Other Animals Unprepared/Unprocessed 97kcal 21.2Protein 1.8Fat 0Carbs Beaver Street Fisheries Inc. Retail Alligator Meat Meat/Poultry/Other Animals Prepared/Processed 97kcal 21.2Protein 1.8Fat 0Carbs Quisling Media Retail Alligator Meat Meat/Poultry/Other Animals Prepared/Processed 97kcal 21.2Protein 1.8Fat 0Carbs Leonard Novelty Bakery Rainbow Cookies Cookies & Biscuits 393kcal 3.6Protein 21.4Fat 53.6Carbs Norpaco, Inc. Caramel Brie Topping With Cranberry, Apricot, Ginger & Walnut Baking Decorations & Dessert Toppings 460kcal 5.7Protein 28.7Fat 40.2Carbs Quirch Foods Company Chicken Turnovers Frozen Appetizers & Hors D'oeuvres High in sodium — 23% DV per serving High in saturated fat — 20% DV per serving 269kcal 10.2Protein 13.0Fat 28.7Carbs KCCP Distribution Co LLC Autumn Assortment Cookies & Biscuits 464kcal 3.6Protein 25Fat 57.1Carbs Leonard Novelty Bakery Fancy Assortment Cookies & Biscuits 464kcal 7.1Protein 25Fat 53.6Carbs Leonard Novelty Bakery Rainbow Sprinkle Jelly Cookies, Rainbow Sprinkle Jelly Cookies & Biscuits 471kcal 5.9Protein 26.5Fat 52.9Carbs Shirley's Cookie Company Soft Cookie With Apple Pie-Filling, Apple Pie Cookies & Biscuits High in added sugars — 38% DV per serving 368kcal 3.5Protein 14.0Fat 59.6Carbs Argentinian Style Beef Turnovers Empanadas, Argentinian Style Beef Quirch Foods Company Argentinian Style Beef Turnovers Empanadas, Argentinian Style Beef Frozen Appetizers & Hors D'oeuvres High in saturated fat — 22% DV per serving 259kcal 8.2Protein 14.1Fat 24.7Carbs Ahold USA, Inc. Traditional Italian-Style Assorted Cookies, Traditional Italian-Style Cookies & Biscuits 464kcal 3.6Protein 25Fat 57.1Carbs

Last updated: September 28, 2026

Note: This site presents label data from USDA FoodData Central for general information. It is not medical advice. Check the package label; formulations change.