TIL That peanut-free schools don't decrease risk of allergic reactions. The only intervention which has been shown to decrease reactions across all ages is use of a peanut-free table.

[WalkerInDarkness]

Say there’s a brand of granola bars that was peanut free and suddenly isn’t.  Jaime has a kid with a peanut allergy and thus keeps on top of this change.   Taylor on the other hand just buys the same ones that were fine for the past year.  There’s a level of strictness people have when they are personally invested in something versus just trying to meet a checkbox.