Food additives play a crucial role in modern food processing and preservation. Among them, E262 stands out as a widely used additive recognized for its properties and benefits. E262 refers to sodium acetate, sodium diacetate, and acetic acid, substances that are primarily utilized in food products for various reasons, including preservation, flavor enhancement, and as a pH regulator. In this article, we explore the characteristics, uses, safety, and potential impacts of E262 in our food system.