Does red wine expire? Researchers around the globe suggest that having a glass of red wine sometimes is good for the body. Red wine is commonly described as a sweet flavor.  It has a high level of antioxidants and helps in protecting you against heart diseases and inflammations. But you might be wondering about the shelf-life of your wine after opening the bottle or” how long does red wine last after opening?”. The truth is wine doesn’t ever go bad, but it would start to taste different after a few days then it becomes vinegar. But if you want to…