Stock up a modest amount yourself. If people are manufacturing a shortage by panic-buying, then you don't need to do the same thing, but you do need to prepare

Stock up a modest amount yourself. If people are manufacturing a shortage by panic-buying, then you don't need to do the same thing, but you do need to prepare for that manufactured shortage itself. We made sure we've got a week or two's worth of stuff we already use. I bought an extra pack of toilet paper; I didn't shovel the entire shelf into my cart.