These picks for the best essential oil diffuser include nebulizer models and ultrasonic ones, and you'll find one that's portable, another that can stay on for over two days and another that's ...

I sleep so much better now. It's extremely simple to operate too ... There are four different types of essential oil diffusers on the market: ultrasonic, nebulizing, heat, and evaporative. Ultrasonic ...

Read on for my full Ellia Adore Ultrasonic Essential Oil Diffuser review ... but each to their own. Now to the crux of my Homedics Ellia Adore diffuser review: is it any good?