If you pour out your coconut water and see mold or any sort of growth or new particles swimming around, that's an immediate "dump it down the drain" situation. This is also one reason why it's ...

Coconut water can stay fresh for months before it's opened, but that changes after the can is popped or tab is pulled.

Turns out, nutrition experts have a lot to say about what coconut water can do for your health ... The simplest way is to pour it into a glass, drink it, and enjoy, says Gans.