Compounds in peaches, apricots, and plums can cause allergic reactions in some people shortly after they eat them. Usually, the resulting allergic symptoms are limited to the digestive tract, but some cases include systemic symptoms that can affect other organs and tissues of the body. In rare cases, ingestion can cause anaphylactic shock. The article below will introduce you to the symptoms of peach, apricot, and plum allergies and how to prevent them.