Does Soy Sauce Expire?

Soy sauce has been around since ancient times. In fact, soy sauce was originally called shoyu Japanese or nam pla Thai. Today, it’s widely known as Japanese katsuobushi dried bonito flakes, Chinese douchi Chinese fermented bean paste, Thai tom yum goong fermented shrimp paste, Vietnamese nuoc mam chua fish sauce, Korean ganjang soybean paste, Indonesian…