Quote Originally Posted by ChesterCopperpot View Post
I've read the peanut allergy is coming from lotions and other products that contain peanut oil that didn't exist until relatively recently. Having too much of something can potentially make you allergic to it. Gluten is the same way I think, you can develop an allergy to it.
The opposite can be true also. If you aren't exposed to allergens, when you are they can hit you a lot harder.
Allergy shots do this. The give you small exposure to the allergen and increase the dose until you develop a resistance. Cloistering someone can be as bad as over exposure.