Potassium sorbate can be added to flour or dough when making pastries to preserve their freshness.

Potassium sorbate can be added to fruit juices and other beverages to prevent spoilage.

Potassium sorbate can prevent spoilage and mildew in fish sausage, dried fish products, smoked fish products, and fish and shrimp cooked in soy sauce.

Potassium sorbate can keep fruits and vegetables fresh for up to a month at temperatures of up to 30℃. It can also prevent oxidation and rusting of tinplate on the outer packaging of canned vegetables.