She is probably one of those people I just read about who buy water that is guaranteed to be Gluten Free and GMO Free!

"For example, you can now buy “premium” water that’s not only free of GMOs and gluten but certified kosher and organic. Never mind that not a single drop of water anywhere contains either property or is altered in any way by those designations."

https://patch.com/us/across-america/healthy-food-fakes-now-comes-gluten-free-water