Sulfites

Preservatives

  • Questionable

Definition

Sulfites are chemicals that an be naturally occurring in foods, or added as additives. They are added as a preservative to slow browning and discoloration in foods and beverages during preparation, storage and distribution. Commonly used in wine production to help speed fermentation.

Also Known As

Sodium metabisulfite

Health Impact

Some people are sensitive to sulfites and can have serious reactions to them ranging from wheezing to potentially life-threatening anaphylactic reactions. As a result, sulfites should be avoided by anyone with a sulfite allergy or sensitivity. People with asthma have between a 1 in 20 to 1 in 100 chance to having a sulfite reaction.

Sources