Oral Allergy Syndrome Foods List Complete With All Pollen Allergy Possibilities posted on April 25, 2017Oral allergy syndrome or OAS is an allergic reaction of the skin and mucus membranes caused by raw fruits, vegetables, spices and nuts because they contain a protein that is structurally similar to …Continue Reading about Oral Allergy Syndrome Foods List Complete With All Pollen Allergy Possibilities →