We all know that we need to drink water, especially when exercising, but how many of us hydrate ourselves properly? What often gets in the way of hydration is the bland taste of water and how hard it ...

Cirkul, which makes a TikTok-famous water bottle, is now valued at $1 billion. The brand makes inexpensive flavor cartridges that get inserted into a proprietary water bottle. Cirkul has tapped into ...

It’s no secret that water is good for you. It is essential for life, and we can’t survive without it. But we can all agree that the flavor — or lack of — can get boring. Who wants to drink water when ...

In 2016, Garrett Waggoner and Andy Gay co-founded Cirkul to turn a product idea they dreamed up in college—disposable plastic cartridges that flavor water as you drink from a water bottle—into a ...

One really important — and often overlooked — thing about coming up with a new product idea is finding a way to make it. That's what Cirkul co-founders Garrett Waggoner and Andy Gay discovered when ...