Ingredient · E220, E221, E222, E223, E224, E225, E228

Sulfur Dioxide Sodium Bisulfite Potassium Sorbate

Source
Not animal-derived
Allergen
No
Role in food
These compounds are primarily used as preservatives in dried fruits, nuts, and some processed …

What is Sulfur Dioxide Sodium Bisulfite Potassium Sorbate?

Sulfur dioxide and its salts, sodium bisulfite and potassium bisulfite, are chemical compounds used as preservatives. They are produced industrially through chemical reactions involving sulfur dioxide gas.

Is Sulfur Dioxide Sodium Bisulfite Potassium Sorbate vegan?

Sulfur Dioxide Sodium Bisulfite Potassium Sorbate is not animal-derived. Products that contain it can still include other animal-derived ingredients, so check the full ingredient list.

Is Sulfur Dioxide Sodium Bisulfite Potassium Sorbate a major allergen?

Not a major allergen.

What is Sulfur Dioxide Sodium Bisulfite Potassium Sorbate used for?

These compounds are primarily used as preservatives in dried fruits, nuts, and some processed foods.

Is Sulfur Dioxide Sodium Bisulfite Potassium Sorbate safe?

Sulfites are generally recognized as safe (GRAS) by the FDA when used as preservatives.

Why it's used

These compounds are primarily used as preservatives in dried fruits, nuts, and some processed foods. They prevent spoilage by inhibiting the growth of bacteria, yeasts, and molds, and also help maintain the color and flavor of the food.

Health notes

Sulfites are generally recognized as safe (GRAS) by the FDA when used as preservatives. However, some individuals, particularly those with asthma, may be sensitive to sulfites and experience allergic-type reactions. The Joint FAO/WHO Expert Committee on Food Additives (JECFA) has evaluated sulfites and established acceptable daily intakes. Evidence on health effects at typical intake levels is mixed, with most concerns focused on sulfite-sensitive individuals.

Allergen info

Not a major allergen.

Foods that contain Sulfur Dioxide Sodium Bisulfite Potassium Sorbate

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Auto-generated content. This description was generated automatically and is pending editorial review. Inaccuracies are possible. Found a mistake? Contact us.

Last updated: October 5, 2026

Note: This site presents label data from USDA FoodData Central for general information. It is not medical advice. Check the package label; formulations change.