Sorbic acid is a white, crystalline powder with a slightly acidic taste. It is used as a preservative in food and cosmetics to prevent the growth of molds, yeasts, and fungi. Sorbic acid is effective against many microorganisms and is commonly used in baked goods, cheese, and wine products.
It is favored for its organoleptic neutrality, safety, and efficacy in low moisture foods such as cheeses, and bakery.
It is considered GRAS by the FDA and can be used as a chemical preservative in accordance with good manufacturing practice for human consumption.
Molar mass 112.128 g·mol−1
Density 1.204 g/cm3
Melting point 135 °C (275 °F; 408 K)
Boiling point 228 °C (442 °F; 501 K)
Solubility in water 1.6 g/L at 20 °C
Acidity (pKa) 4.76 at 25 °C