How Long Does Bottled Water Keep

How Long Does Bottled Water Keep

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Here’s your takeaway: Unopened bottled water lasts two years if stored properly. After that, it’s still safe but tastes flat or plasticky. If it’s been in the sun or a hot car, toss it—that’s where chemical leaching happens faster.

Opened bottled water? Drink it within a day or two. Unless you enjoy sipping yesterday’s mouth bacteria. No judgment, but I’m not coming to your party.

And if you find a bottle from 2018 under your couch? Pour it out. It’s not doing you any favors. Give it a proper burial in the sink, and whisper a little goodbye. Then go buy yourself a fresh, cold bottle—one that hasn’t been on a journey through your home’s forgotten corners.

The moral of this story? Water is patient. It waits. But like that friend who always texts “we should hang out” and never follows through, old bottled water is just a promise that lost its sparkle. Drink fresh, stay hydrated, and remember: your future self deserves better than a sip from a time capsule.

山田 真由
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山田 真由

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