Kept at room temperature, kimchi lasts 1 week after opening. In the refrigerator, it stays fresh much longer — about 3–6 months — and continues to ferment, which may lead to a sourer taste. ... Yet, kimchi may still be safe to eat for up to 3 more months, as long as there's no mold, which indicates spoilage.

Is kimchi good after the expiration date?

Store-bought kimchi usually comes with a best-before or use-by date. Depending on the producer and ingredients, its suggested shelf life is usually between 8 months and a year. ... That means that kimchi becomes tarter over time, and after around that date, it might start to become too sour for some people.

Can you get botulism from kimchi?

No. Fermenting foods creates an environment that botulism doesn't like.