Essential oil diffusers are one of the most popular tools for delivering aromatherapy and scenting rooms. Emitting just water and essential oils of your choice, they use all-natural ingredients, ...

"Fragrance is the substance of memories," Colette Ellis, founder of InStep Consulting and creator of Start Within, told INSIDER. The way essential oils are diffused, however, is up to the individual.

When you buy through our links, Business Insider may earn an affiliate commission. Learn more Whether you're getting into aromatherapy or want a signature scent without the open flame of the best ...

Essential oils are aromatic compounds extracted from plants through distillation or cold pressing. The oil contains the unique “essence” and characteristic aroma of the plant. Some view essential oils ...