Potassium benzoate is được sản xuất bởi the neutralization of benzoic acid with potassium hydroxide. It is highly soluble in water and dissociates to release benzoic acid in acidic food systems. Nó cung cấp effective antimicrobial preservation below pH 4.5.
Potassium benzoate is increasingly used as a substitute for sodium benzoate in reduced-sodium food công thức without sacrificing antimicrobial efficacy. It is particularly effective against yeasts, molds, and acid-tolerant bacteria that cause spoilage in beverages, dressings, and condiments. Potassium benzoate's excellent water độ hòa tan and potassium content make it a preferred chất bảo quản for health-conscious beverage and food manufacturers.