> the theory that most peanut allergy is caused by no exposure in infancy is well supported by the evidence The evidence supports this as one source of allerg

> the theory that most peanut allergy is caused by no exposure in infancy is well supported by the evidence The evidence supports this as one source of allergies. The cited study says 77% of such allergies may be sourced to lack of exposure, that still means almost 1/4 people with peanut allergies have them "naturally"