Sodium Acetate E262
buffer — Primarily synthetic.
Sodium ethanoate
CAS: 127-09-3 (i), 126-96-5 (ii)
Factual Regulatory Reference
This database provides factual regulatory information compiled from official government sources. It does not constitute medical, nutritional, or safety advice. Regulatory status varies by country and is subject to change. Always refer to your local regulatory authority for the most current information.
What Is Sodium Acetate?
Sodium acetate is the sodium salt of acetic acid, functioning as an acidity regulator, preservative, and flavoring agent — commonly described as giving the 'salt and vinegar' taste to snacks. It is widely used in chips, crackers, bread, and processed meats. JECFA considers sodium acetate acceptable with no numerical ADI (evaluated as a group with acetic acid). EFSA confirmed safety in 2014 for the acetates group. It is approved in the EU, USA, Japan, Australia/NZ, and Canada.
? Did You Know?
Beyond food, Sodium Acetate is also used in cosmetics, medicine, industrial applications, household products. Its versatility makes it one of the most multi-purpose chemical compounds in everyday life.
In the EU, Sodium Acetate has a "quantum satis" authorization — Latin for "as much as needed." This means there's no specific maximum limit; manufacturers use only what's technologically necessary.
Detailed Regulatory Assessment
European Union (EFSA)
None
United States (FDA)
Generally recognized as safe
Japan (MHLW)
Compliant with Japanese food sanitation law.
Acceptable Daily Intake (ADI)
International Standard (JECFA)
mg/kg body weight per day
European Standard (EFSA)
Everyday Perspective
For a 60kg adult, this limit is roughly equivalent to consuming:
Natural Occurrence
This additive is not known to occur naturally in significant quantities.
Manufacturing
Produced by neutralizing acetic acid with sodium hydroxide or sodium carbonate. Diacetate form is a 1:1 mixture of sodium acetate and acetic acid.
Applications Beyond Food
pH adjuster in cosmetic formulations
Buffering agent in pharmaceutical formulations
Textile dyeing, concrete sealer, heating pads (supersaturated solution)
Hand warmer packs (reusable)