Aromatherapy diffusers (otherwise known as essential oil diffusers) are the latest craze topping household must-have lists ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Dorie Chevlen Dorie Chevlen is a writer covering home design. Her subjects ...

Not all essential oils are created equally. Many, especially lower cost ones, feature a laundry list of ingredients — you could call them fillers — that are added in to reduce manufacturing costs.