Tequila is a popular alcoholic beverage made from the blue agave plant that is primarily grown in the region of Jalisco, Mexico. Like all alcoholic drinks, tequila has a shelf life, and it can go bad if it is not stored correctly or if it is past its expiry date. In this article, we will discuss whether tequila can go bad, the factors that can cause it to spoil, and how to identify if your tequila has gone bad.

Firstly, it is essential to understand the different types of tequila available in the market. There are two primary types of tequila, 100% agave tequila and mix to tequila. 100% agave tequila is made from 100% blue agave plant, while mix to tequila is made by blending blue agave with other sugars like cane sugar or corn syrup. Mixto tequila is generally cheaper and lower in quality compared to 100% agave tequila.
Now, let’s talk about whether tequila can go bad. The answer is both yes and no, depending on the type of tequila. 100% agave tequila does not go bad, but it can lose its quality over time due to oxidation. On the other hand, mix to tequila can go bad if it is stored improperly or past its expiry date.
When it comes to 100% agave tequila, it is crucial to note that it does not spoil or go bad like other perishable foods. However, it can lose its flavor and aroma if it is not stored correctly or if it is kept for an extended period. Exposure to air, light, and heat can cause oxidation in the tequila, leading to a change in flavor and aroma. The longer the tequila is stored, the more it loses its quality. Therefore, it is recommended to consume 100% agave tequila within a year of opening the bottle and store it in a cool, dark place away from direct sunlight.
On the other hand, mixto tequila can go bad and spoil if it is not stored correctly or if it is past its expiry date. Mixto tequila contains sugar and other additives, which can attract bacteria and cause it to spoil over time. If mix to tequila is not stored in a cool, dark place away from direct sunlight, it can lose its flavor and aroma and become undrinkable. Additionally, if mix to tequila is past its expiry date, it can become rancid and spoil, making it unsafe to consume.
Another factor that can cause tequila to go bad is the presence of sediments or particles in the bottle. Sediments can develop in tequila due to its natural aging process, but they can also be a sign of bacterial growth. If you notice sediments or particles in your tequila bottle, it is best to avoid consuming it as it can be a sign of spoilage.
So, how can you identify if your tequila has gone bad? Here are some signs to look out for:
- Changes in color: If your tequila has changed color from its original color, it could be a sign of spoilage. Tequila should be clear or pale yellow, and any discoloration could indicate bacterial growth.
- Foul odor: If your tequila smells off or has a foul odor, it is a sign that it has gone bad. Tequila should have a distinct, pleasant aroma, and any foul smell could indicate bacterial growth or spoilage.
- Sediments or particles: As mentioned earlier, sediments or particles in the tequila bottle could be a sign of bacterial growth or spoilage.
- Off taste: If your tequila tastes different from its original flavor or has a sour taste, it could be a sign