Why do food items that say “refrigerate after opening” not have to be refrigerated before opening?

Question

Why do food items that say “refrigerate after opening” not have to be refrigerated before opening?

In: Other

Answer 1

They’re sterilized when they’re sealed. We refrigerate things to slow down bacterial growth. Until the sealed container is opened there’s no bacteria inside to grow so the things we do to slow down that growth aren’t necessary.