How long is the shelf life of gutta-percha?

Gutta-percha has a relatively long shelf life, typically ranging from 3 to 5 years when stored properly in a cool, dry place away from direct sunlight. However, its effectiveness can diminish over time, especially if exposed to moisture or extreme temperatures. It's always best to check for any manufacturer's expiration date or guidelines. Regular inspections for any signs of degradation are also advisable before use.