Enhance your wine experience with a whiskey decanter. Discover a range of styles and materials for wine enthusiasts.

Wine enthusiasts know the struggle all too well. You open a bottle of wine to enjoy a glass or two, but you can only finish part of the bottle in one sitting. 

As time passes, the wine’s flavours can start to deteriorate, leaving you with a less-than-ideal tasting experience when you return to it. 

So, the question arises: Can a decanter help maintain the freshness of leftover wine? In this article, we’ll explore the role of decanters in preserving wine and whether they can truly extend the life of your favourite vintages.

  • Understanding Wine Oxidation

Before getting into the specifics of decanters, it’s essential to understand why wine can lose its freshness over time. 

The primary culprit here is oxidation. When wine comes into contact with oxygen, chemical reactions can alter its aroma, flavour, and overall quality. 

Oxidation is a natural process, and it’s responsible for the changes you notice when you leave an opened bottle of wine on the kitchen counter for too long.

  • The Purpose Of A Wine Decanter

A wine decanter, typically made of glass or crystal, serves several purposes in the wine world. While its primary function is to separate wine from any sediment that may have formed in the bottle, it also plays a role in aeration. 

Aeration exposes the wine to oxygen, which can help open up its aromas and flavours, making it more enjoyable to drink.

When preserving leftover wine, a decanter can be beneficial, but it’s essential to understand its limitations. Crystal decanters can help by:

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Reducing Surface Area

Pouring your leftover wine into a decanter reduces the wine’s surface area exposed to oxygen. It minimizes the oxidation rate compared to leaving the wine in the original, partially full bottle.


A decanter can reintroduce oxygen to the wine, which can help rejuvenate its flavours and aromas, potentially making it taste more vibrant.

Serving Convenience

Decanters are also excellent for serving wine. They provide an elegant presentation and can enhance the overall wine-drinking experience.

  • Using A Wine Decanter

Decanting wine can be a great way to ensure your leftover vintages stay fresh longer. Here are some tips on how to properly use a decanter:

When pouring wine from the bottle into the decanter, do so slowly and gently to avoid too much aeration.

Make sure to fill the decanter only halfway, as this will allow for maximum surface area to be exposed to oxygen.

Store the decanter in a cool, dark place until you’re ready to drink it. Direct sunlight or high temperatures can cause the wine to spoil more quickly.

When drinking your wine from the decanter, take small sips so you don’t leave oxygen-filled air in the vessel for too long.

  • How To Use A Decanter For Preserving Leftover Wine

Now that we’ve established that a decanter can be a helpful tool in preserving leftover wine let’s discuss the steps to use it effectively:

Choose The Right Decanter

Ensure your decanter is clean and free of residual odours. Select a decanter with a stopper or a wine preservation system if you plan to store the wine for extended periods.

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Pour the Wine

Gently pour the leftover wine into the decanter. Avoid splashing, as this can introduce more oxygen to the wine.

Seal the Decanter

If your decanter has a stopper or lid, seal it tightly to reduce oxygen exposure. If not, use plastic wrap or a wine-specific preservation system to create an airtight seal.


Store the sealed decanter in the refrigerator to slow the oxidation process. Cooler temperatures can help preserve the wine’s freshness for extended periods.

Enjoy Sooner Rather Than Later

While a decanter can help maintain the wine’s quality, it’s still best to consume the leftover wine within a day or two for optimal taste.

  • The Limitations Of Decanters

While decanters can be useful in preserving leftover wine, it’s essential to acknowledge their limitations. They can slow the oxidation process but won’t stop it entirely. 

Eventually, even wine in a decanter will deteriorate if left for an extended period. Moreover, not all wines benefit from aeration. 

Young, red wines often benefit the most, while delicate whites and older vintages may not require as much aeration and could even be negatively affected.

  • Alternative Wine Preservation Methods

If you frequently find leftover wine and want to preserve it for an extended period, consider alternative wine preservation methods, such as vacuum pumps or inert gas systems. These tools can help create a near-airtight seal, further delaying oxidation.


In conclusion, a Decanter set is a valuable tool for preserving wine by reducing oxidation and enhancing aeration. However, it’s not a miracle solution and has its limitations. 

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If you’re passionate about savouring the nuances of your favourite vintages, it’s worth exploring various wine preservation methods and choosing the one that best suits your needs. 

Whether it’s a decanter, a wine vacuum pump, or an inert gas system, the goal is to enjoy your wine at its best, sip by sip.

If you want to buy decanters, look no further than Malt & Brew. We offer a variety of decanters in different shapes and sizes, perfect for storing any leftover wine.