Preservative concern · Moderate concern

Sodium Nitrite

PlainFoodSafe flags Sodium Nitrite as a preservative concern. CSPI Chemical Cuisine rates it “Avoid.” It appears in 9,577 indexed US food products.

Safety score 20.0%

1/5 from FDA SAFFA + CSPI Chemical Cuisine

How common is Sodium Nitrite vs other flagged additives?

Number of indexed products containing each of the most common flagged additives - Sodium Nitrite highlighted.

Caramel Coloring22612Red 4021595Yellow 518987Carrageenan17853Blue 116643Yellow 613560Sucralose10490Sodium Nitrite9577
Indexed products containing each flagged additive. Source: Open Food Facts ingredient lists × FDA SAFFA × CSPI Chemical Cuisine.
CSPI Rating
Avoid
FDA Status
Prior Sanctioned
Safety Score
1/5

Function

ANTIMICROBIAL AGENT, ANTIOXIDANT, COLOR OR COLORING ADJUNCT, FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT, PROPELLANT

Safety Concerns

preservative_concern

Safety Assessment

Sodium Nitrite has a lower safety score (1/5), indicating notable concerns from food safety researchers or advocacy organizations. Review the safety concerns above for specific details. Individuals with sensitivities should consider alternatives. CSPI recommends avoiding this ingredient.

What the Data Says About Sodium Nitrite

Sodium Nitrite currently appears in 9,577 products across the OpenFoodFacts catalog we index, which gives a concrete measure of its footprint on US grocery shelves. Our internal safety score of 1/5 synthesizes FDA Substances Added to Food (SAFFA) regulatory status - currently "Prior Sanctioned" - with the Center for Science in the Public Interest (CSPI) Chemical Cuisine classification of "Avoid." An Avoid rating marks the widest gap between the two frameworks: CSPI's advocacy-side review flags a level of concern that FDA's regulatory-status clearance alone doesn't capture.

In food manufacturing, Sodium Nitrite functions as a antimicrobial agent, antioxidant, color or coloring adjunct, flavor enhancer, flavoring agent or adjuvant, propellant. That technical role explains why it recurs across many product categories, formulators select specific additives for stability, shelf life, color, or texture performance, and substitution is rarely a one-for-one swap when regulations or consumer preferences shift. Inspection and outbreak data often trace back to breakdown in the control of exactly these kinds of functional ingredients, either through contaminated batches, undisclosed substitutions, or labeling errors that trigger FDA-initiated recalls.

Documented concerns for Sodium Nitrite include: preservative_concern Consumers with diagnosed sensitivities, pregnant individuals, and parents of young children generally benefit from reviewing product-level detail pages to see the specific items in our catalog that contain this ingredient.

Safety Profile at a Glance

Regulatory and safety classifications for Sodium Nitrite
Source Classification Year
FDA SAFFA Prior Sanctioned 2024
CSPI Chemical Cuisine Avoid 2024
PlainFoodSafe Score 1/5 2026
Product footprint 9,577 products OpenFoodFacts

FDA SAFFA database, CSPI Chemical Cuisine ratings, OpenFoodFacts product index. See methodology.

Frequently Asked Questions

Is Sodium Nitrite safe to eat?

Sodium Nitrite has a safety score of 1/5. The Center for Science in the Public Interest (CSPI) rates it as "Avoid." FDA status: Prior Sanctioned. Always check with a healthcare provider if you have specific dietary concerns.

What products contain Sodium Nitrite?

Sodium Nitrite is found in 9,577 products in our database, spanning various food categories and brands.

What does Sodium Nitrite do in food?

Sodium Nitrite is used as a antimicrobial agent, antioxidant, color or coloring adjunct, flavor enhancer, flavoring agent or adjuvant, propellant in food products.

Citation notes Regulatory status from FDA SAFFA; safety ratings from CSPI Chemical Cuisine; product presence from Open Food Facts. See our methodology. Retrieved and formatted by PlainFoodSafe Editorial.

Every figure on PlainFoodSafe is rendered directly from OpenFoodFacts and FDA data, no number is typed in by an editor. Ingredient figures are computed directly from OpenFoodFacts, FDA SAFFA, and CSPI Chemical Cuisine data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 2026.