How many days does bottled water last after opening?

Bottled water is now the mainstream of drinking water. So, generally speaking, how long can you drink a bottle of bottled water? Do you think the bottled water is no longer drinkable after 3 or 4 days of opening? Do you know about the shelf life of bottled water after opening? Let me tell you about it.

Shelf life of bottled water after opening (1) Generally speaking, bottled water is strictly purified before leaving the factory, so bottled water will not deteriorate or breed bacteria within 15 days after opening.