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There’s nothing quite like the experience of freshly roasted coffee beans. The rich aroma, deep flavors, and the overall sensation of brewing a fresh cup—it’s something every coffee lover cherishes. But once you bring those beans home, how long will they maintain that delightful freshness?Roasted coffee beans begin to lose their freshness the moment they come into contact with air. This happens due to oxidation and the release of gases, such as carbon dioxide. The good news is that with proper storage techniques, you can extend the lifespan of your coffee’s freshness. Whole Bean Coffee (Once Opened) Whole beans naturally retain their flavors better than pre-ground coffee. Once you’ve opened a sealed bag of whole beans, they can stay fresh for 2 to 4 weeks if stored correctly. The key to preserving that freshness is to keep the beans in a sealed bag, stored in a cool, dry place. For the best experience, it’s recommended to grind the beans right before brewing. This will give you the maximum freshness and flavor in your cup. Ground Coffee (Once Opened) Ground coffee, on the other hand, loses its freshness much faster than whole beans due to greater exposure to air. When you open a sealed bag of ground coffee, it typically stays fresh for 7 to 10 days. The first few days will deliver the best flavor, but as time goes on, the flavor will start to degrade. Like whole beans, storing ground coffee in a sealed bag and a cool, dry location will help maintain its quality for as long as possible. When the Bag is Sealed (Unopened) Before you open a bag of coffee, it’s important to know that sealed packaging, especially with a one-way valve, helps maintain freshness. These sealed bags can keep coffee fresh for 1 to 2 months after roasting. The one-way valve allows gases to escape without letting air in, slowing down the oxidation process. However, after two months, the complex flavors begin to fade, even though the coffee may still be drinkable. Once you open the bag, make sure to follow the same storage rules for whole or ground coffee to maximize its remaining freshness. Key Tips for Coffee Storage: 1. Always store your coffee in a sealed bag away from air, light, and heat.2. Keep it in a cool, dark place to slow the aging process.3. For the freshest experience, grind your beans right before brewing.Understanding how to store your coffee and the differences between whole and ground beans will help you enjoy your coffee at its peak for longer. The next time you bring home a bag of freshly roasted coffee, be sure to use these tips to keep that wonderful aroma and flavor alive in every cup.