Red wine can generally be stored for 1-20 years, the length of which is related to the quality of the grapes and the production process. When wine is stored for a long time, its nutrition and taste will decrease. Secondly, whether wine is storage-resistant also varies from wine to wine. Tannin is an important indicator of the storage ability of red wine, while most white wines cannot be stored for a long time. There is a classification method that divides wine into "New World" and "Old World".

The New World is a country where the winemaking industry has only been developed for two to three hundred years, such as the United States, Australia, New Zealand, Chile and Argentina. Due to the humid climate, abundant sunshine and unique soil characteristics of these countries, the wines produced in these countries have fresh fruit flavors and high sugar content, so they are not suitable for long-term storage.

The vintage and quality requirements of red wine.

The older the wine vintage does not mean the better the quality. This is because there are many factors that affect the quality of the wine. In addition to the production area, grape varieties, soil, planting methods, and brewing methods, there are also winemaking techniques. degree of accuracy.

Even for the same winery, if the temperature, precipitation and other conditions in a certain year are more suitable for grape growth, the quality of the grapes in that year will be good, and the quality of the wine brewed from these grapes will be natural. It will be fine. Therefore, vintage is not an absolute criterion for measuring the quality of wine.

Reference for the above content? People's Daily Online - Wine also has a shelf life and should be consumed as soon as possible after sealing