It's Complicated: Allergic Versus Irritant Reaction

It’s Complicated: Allergic Versus Irritant Reaction

A reaction is a reaction…isn’t it? Yes, in that a skin reaction usually looks and feels “off.” No, in that a skin reaction can be irritant or allergic. Some substances can be irritants but not allergens (such as the iodine on the bottom right of the photo above) or allergens but not irritants (such as the lemongrass essential oil …