Considering Expired Soda: What Happens Over Time

Finding a can of soda tucked away in the back of the pantry can spark a moment of curiosity. Many of us have encountered this scenario, wondering if that expired soda is still safe to drink. While soda doesn’t spoil in the same way perishable foods do, its quality can certainly deteriorate over time.

Most soft drinks have a best-by date rather than a strict expiration date. This date indicates when the soda is expected to taste its best. After this date, the flavor may begin to fade, carbonation can diminish, and the overall drinking experience may not be as enjoyable. I’ve noticed that older cans often lose that crispness, becoming somewhat flat and less refreshing. The sweetness can also alter, sometimes leading to an unusual aftertaste.

Environmental factors play a significant role in how well soda holds up over time. For instance, exposure to heat can accelerate the breakdown of ingredients, leading to faster loss of flavor and carbonation. On the other hand, if the soda has been stored in a cool, dark place, it may retain its quality longer than expected. I’ve seen cans left in hot garages develop a metallic taste, which is often the result of the can’s lining reacting with the soda.

It’s also worth noting that while drinking expired soda isn’t typically harmful, be mindful of the can’s integrity. Any signs of bulging, rust, or leaks can indicate deeper issues. In such cases, it’s best to err on the side of caution. The risk of consuming something potentially compromised, even if just in quality, isn’t worth it.

Ultimately, while the occasional sip of expired soda may not lead to immediate consequences, being aware of how time and conditions affect its quality can help guide your choices. If it tastes off or seems flat, it might just be time to let it go.

Lesa O'Leary
Lesa O'Leary

Lesa is a dynamic member of OzHelp’s Service Delivery Team as the Service Delivery Team Leader and Nurse. She has been with OzHelp for five years and believes in leading by example. Lesa has experience in the not-for-profit sector, as well as many roles throughout different industries and sectors, including as a contractor to the Department of Defence. She has expertise in delivering OzHelp’s health and wellbeing programs and engaging with clients in a relaxed and comfortable manner that aligns with the organisation’s vision and objectives.

Lesa has a Certificate 4 in Nursing from Wodonga Tafe, Certificate 4 in Mental Health from Open Colleges, and is currently undertaking a Certificate 4 in Training and Assessment from Tafe NSW. For the past few months Lesa has been an Education and Memberships committee member of the ACT Branch of the National Association of Women in Construction (NAWIC).