Why do I vomit when I eat peanuts, or any other form of peanuts?

I ve always vomited 30 minutes - 3 hours after I eat peanut butter, peanut oil, peanuts, peanut candy(butterfingers, etc.), etc etc. Usually I vomit, even if it only has a tiny bit of peanuts in it, but if it has only traces of peanuts, I don t vomit. Can anyone explain? I m a confused if I m allergic, because I... show more I ve always vomited 30 minutes - 3 hours after I eat peanut butter, peanut oil, peanuts, peanut candy(butterfingers, etc.), etc etc.

Usually I vomit, even if it only has a tiny bit of peanuts in it, but if it has only traces of peanuts, I don t vomit.

Can anyone explain? I m a confused if I m allergic, because I don t swell or anything. Once, I got hives, but that s it.
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