Yes, disposable vapes can expire — though the timeline depends on several factors including the quality of the e-liquid, the battery, and how the device is stored.
E-Liquid Shelf Life
Most e-liquids have a shelf life of 1 to 2 years from the manufacturing date. Over time, the nicotine in the liquid can oxidise, causing it to turn darker in colour and potentially alter the flavour. The base ingredients — PG and VG — are generally stable, but flavour compounds can degrade over extended periods.
Battery Degradation
The lithium-ion battery inside a disposable vape will slowly lose charge capacity over time, even when unused. A device stored for over a year may have reduced battery life or may struggle to fire consistently.
Proper Storage
To maximise the lifespan of an unused disposable vape, store it in a cool, dry place away from direct sunlight. Avoid extreme temperatures — both heat and freezing cold can damage the battery and degrade the e-liquid faster.
Most manufacturers print a best-before date on the packaging. Using a device within this window ensures the best flavour and performance.