CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise.

To select the best essential oil diffusers for our list, we extensively researched the category and tested 24 essential oil diffusers for a total of 2,688 hours. What We Tested Design: We noted ...

Right now, Amazon is selling this $48 HealthSmart Cool Mist Humidifier for only $22. Plus, it doubles as an essential oil diffuser, which means you can get two machines for the price of one at a ...

Naturally, I went straight to Amazon to get the job done ... The VicTsing Mini Essential Oil Diffuser has a smooth and homey look with a wood-like finish in the shape of a teardrop.