Do sparkling drinks expire?

Answered by Andrew Fritz

As an expert sommelier and brewer, I can confidently tell you that drinks, such as carbonated soft drinks or sodas, do not technically “expire” in the same way that perishable foods do. This is because these beverages are typically filled with preservatives and have a long shelf life. However, it is important to note that over time, the flavor and carbonation of these drinks may start to decrease.

One common misconception is that the date stamped on the container is an expiration date. In reality, it is more of a guideline for when the is considered to be at its best quality. The date is usually determined by the manufacturer based on factors such as flavor, carbonation, and overall taste profile. It is important to understand that consuming a sparkling drink past its date does not necessarily mean it is unsafe or will make you sick.

In terms of the specific shelf life of unopened diet sodas and regular sodas, there are slight differences. Diet sodas, which typically contain artificial sweeteners, tend to have a shorter shelf life in terms of flavor and carbonation. It is generally recommended to consume unopened diet sodas within 3 months after the date expires to ensure the best taste experience.

On the other hand, regular sodas, which are often sweetened with sugar or high-fructose corn syrup, tend to have a longer shelf life in terms of flavor and carbonation. It is generally recommended to consume unopened regular sodas within 9 months after the date expires to maintain the best quality.

It is worth noting that the quality of the drink can vary depending on storage conditions. Factors such as exposure to sunlight, temperature fluctuations, and improper sealing of the bottle or can can all affect the taste and carbonation of the beverage. Therefore, it is always a good idea to store sparkling drinks in a cool, dry place away from direct sunlight to help preserve their quality for as long as possible.

In my personal experience, I have consumed sparkling drinks that were past their expiration date and found that while the flavor and carbonation may have decreased slightly, they were still enjoyable to drink. However, individual preferences may vary, and some people may be more sensitive to changes in flavor or carbonation.

To summarize, sparkling drinks do not technically expire but their flavor and carbonation may decrease over time. It is generally recommended to consume unopened diet sodas within 3 months after the date expires and regular sodas within 9 months. Proper storage is important to maintain the best quality of these beverages. Ultimately, it is up to personal preference whether to consume a sparkling drink past its date, as it may still be safe to drink but the taste experience may be slightly compromised.