Poison Ivy Allergy Facts


Urushiol causes the itchiness brought about by contact with poison ivy, poison oak, and poison sumac. Itchy rashes typical of an allergic reaction is observed with exposure to urushiol. This may happen within a few hours, or days after exposure. Objects and pets lying about at home may carry some urushiol on the surface.

A resilient sap, urushiol persists in the plant's leaves, stems, and roots even after death. Urushiol can be hastily taken in by the skin. Urushiol c...
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Sulfite Allergy Overview

A group of naturally occuring, sulfur-based compounds called sulfites are sometimes used as food enhancers and preservatives. An estimate of one out of a hundred people sensitive to these compounds has been given by the FDA The cause of a sensitivity to sulfites remain unknown. Furthermore, sensitivity may develop at any age.

A potentially fatal reaction to sulfites can occur. Although, mild reactions may also take place. The US Food and Drug Administration imposed a ...
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