Ingredient

Sodium Sulfite And Sulfur Dioxide

Source
Not animal-derived
Allergen
No
Role in food
These compounds act as preservatives and antioxidants, helping to prevent spoilage and maintain the …

What is Sodium Sulfite And Sulfur Dioxide?

Sodium sulfite and sulfur dioxide are chemical compounds often used together. They are produced industrially and can also be found naturally in small amounts in some foods. They are commonly used as preservatives in food processing.

Is Sodium Sulfite And Sulfur Dioxide vegan?

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

Is Sodium Sulfite And Sulfur Dioxide gluten-free?

Sulfites are not derived from any of the 9 FDA major allergens and do not contain gluten.

Is Sodium Sulfite And Sulfur Dioxide a major allergen?

Not a major allergen.

What is Sodium Sulfite And Sulfur Dioxide used for?

These compounds act as preservatives and antioxidants, helping to prevent spoilage and maintain the color of foods.

Is Sodium Sulfite And Sulfur Dioxide safe?

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

Why it's used

These compounds act as preservatives and antioxidants, helping to prevent spoilage and maintain the color of foods. They are frequently added to dried fruits, wines, and processed vegetables to extend shelf life and prevent browning. You might also find them in baked goods and some seafood products.

Health notes

Sulfites are generally recognized as safe (GRAS) by the FDA when used as preservatives. However, some individuals may be sensitive to sulfites, experiencing allergic-type reactions, particularly those with asthma. The FDA requires foods containing sulfites above 10 parts per million to list them on the label. JECFA and EFSA have evaluated sulfites and established acceptable daily intakes.

Allergen info

Not a major allergen. Sulfites are not derived from any of the 9 FDA major allergens and do not contain gluten.

Foods that contain Sodium Sulfite And Sulfur Dioxide

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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.