# Sodium Acetate (E262)

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**Safety rating:** SAFE
**E-number:** E262
**CAS number:** 977127-84-6
**Category:** flavoring
**FDA GRAS:** no
**Adverse events (FDA AERS):** 0
**FDA recalls:** 0
**Last updated:** 2026-04-04

## Summary

Sodium acetate is a salt derived from acetic acid (vinegar) that functions as an antimicrobial agent, flavoring adjuvant, and pH control agent in food products. It is widely used in the food industry to preserve products, enhance flavor, and maintain proper acidity levels.

## Regulatory status

| Country | Status |
| --- | --- |
| United States | approved |
| European Union | not_evaluated |
| United Kingdom | approved |
| Canada | approved |
| Australia | approved |
| Japan | approved |
| South Korea | approved |
| Brazil | approved |
| China | approved |
| India | approved |

## Detailed analysis

## What is Sodium Acetate?

Sodium acetate (CH₃COONa) is the sodium salt of acetic acid, the active component of vinegar. It appears as a white crystalline powder or granules and is highly soluble in water. Sodium acetate occurs naturally in small quantities in fermented foods and can be produced synthetically through the neutralization of acetic acid with sodium hydroxide or sodium carbonate. The compound has been used in food preservation for decades and is a common ingredient in the food manufacturing industry.

## Common Uses

Sodium acetate serves multiple functions in food applications. As an antimicrobial agent, it inhibits the growth of bacteria and molds, extending shelf life in products such as baked goods, processed meats, and condiments. In beverages and snack foods, it functions as a flavoring adjuvant, contributing a mild salty-sour taste that enhances overall flavor profiles. The additive also acts as a pH control agent, helping maintain the acidity necessary for product stability and preservation. Sodium acetate is particularly common in pickled vegetables, processed meats, and various dairy products.

## Safety Assessment

Sodium acetate has an extensive history of safe use in food applications. According to FDA records, there have been zero adverse events reported related to sodium acetate consumption, and no product recalls have been associated with this additive. The compound is metabolized similarly to dietary acetic acid and sodium, both of which are normal components of the diet.

The European Food Safety Authority (EFSA) has evaluated sodium acetate and determined it to be safe for use as a food additive. Toxicological studies have shown no significant concerns at levels typically used in food products. The LD50 (lethal dose for 50% of test subjects) in animal studies is relatively high, indicating low acute toxicity. Chronic exposure studies have not identified carcinogenic, mutagenic, or reproductive hazards at food-relevant exposure levels.

Individuals with sodium-restricted diets should be aware that sodium acetate contributes to total sodium intake. Additionally, people with acetate sensitivity (extremely rare) should avoid products containing this additive, though clinically significant acetate sensitivity in food is uncommon.

## Regulatory Status

Sodium acetate is not listed as Generally Recognized as Safe (GRAS) by the FDA, though it is permitted as a direct food additive under 21 CFR 184.1064. This means the FDA has established its safety through other regulatory pathways and permits its use in specific food categories at designated levels. In the European Union, sodium acetate is approved as food additive E262 and may be used in numerous food categories with specified maximum levels.

The additive is recognized and approved in food regulations across Canada, Australia, Japan, and many other countries, reflecting its widespread acceptance as a safe food ingredient globally.

## Key Studies

Multiple safety evaluations support the use of sodium acetate in food. The Joint FAO/WHO Expert Committee on Food Additives (JECFA) has reviewed sodium acetate and established acceptable daily intake levels. Published research in food science journals demonstrates sodium acetate's effectiveness as an antimicrobial preservative without generating harmful byproducts during food processing. Stability studies confirm that sodium acetate maintains its preservative function across various pH ranges and storage conditions typical of commercial food applications.

## Brands using Sodium Acetate

- Doritos (6 products)
- Cake Craft, LLC (1 product)
- Cheetos (1 product)
- Lay‘s (1 product)
- maggi (1 product)

## Sources

- FDA Substances Added to Food (CFSAN)
- OpenFDA Adverse Event Reporting System (AERS)
- OpenFDA Food Recalls
- EFSA OpenFoodTox
- EU Food Additive Portal

## Citation

Additive Facts. "Sodium Acetate (E262) — Safety, regulation, and evidence." https://additivefacts.com/additives/sodium-acetate. Accessed 2026-05-19.