Oil is arguably the oldest format of fragrance there is. And you’re right: The modern versions — applied with droppers or rollerballs and sold at places like Sephora — are definitely having a moment.

Aromatherapy involves using small amounts of concentrated plant extracts, known as essential oils, to promote physical, emotional, and spiritual well-being. It usually includes inhaling the oils’ ...

Welcome to Robb Recommends, a regular series in which our editors and contributors endorse something they’ve tried and loved—and think will change your life for the better. Fragrance oils might not ...