Over ten years ago, Bulletproof popularized mixing coffee with butter as a form of biohacking. Now the company is moving in a new direction, and hopping on a more recent trend: Cold coffee at home.

Add Yahoo as a preferred source to see more of our stories on Google. Close-up of butter and coffee in a mug - karins/Shutterstock Nowadays, the term "bulletproof coffee" has outgrown its origin, no ...

Coffee lovers would be well versed with the term bulletproof coffee. It’s just one of those varieties that they cannot keep their hands off and definitely have to try when in trend. One of the reasons ...

New York Post may be compensated and/or receive an affiliate commission if you click or buy through our links. Featured pricing is subject to change. Bulletproof may have just hit the nail on the head ...