Unisex Perfume: The Case for Scent Without Borders

The whole 'for him' / 'for her' thing in perfume is about a hundred years old. That is it. Before the early twentieth century, fragrance was largely unisex — a personal possession chosen by skin chemistry, not by which side of the aisle you stood in.

The split was a marketing decision, not an olfactory one. Department stores in the 1920s figured out that two SKUs sold more reliably than one. The packaging followed quickly: square bottles for men, round for women, blue versus pink, woody versus floral. The split has held, lazily, ever since.

What is interesting about the current moment is that the unisex category, once a small avant-garde corner of the market, is where most of the genuinely innovative perfumery is now happening. Le Labo, Byredo, D.S. & Durga and a whole wave of Indian independents have built entire houses on the premise that the bottle should not pre-decide who wears it.

On a chemistry level this is closer to the truth anyway. Skin pH varies far more by individual than by gender. The same blend on two different bodies, regardless of where those bodies sit on any spectrum, will read meaningfully differently. Trying to assign a gender to a fragrance is a little like assigning a gender to a song.

The notes that tend to work best for a true unisex blend are the ones with the least inherited cultural baggage: iris, ambrette, vetiver, cedar, soft incense, fig, tea, bergamot. Nothing in that list insists on a particular wearer.

If you are blending for the first time and unsure where to start, build unisex on purpose. It removes one entire category of decision and lets you focus on what actually matters, which is what you specifically want to smell like. Every Whiff & When DIY perfume kit ships with a deliberately gender-neutral oil palette for this exact reason. The Signature Kit is the most flexible if you want maximum room to play.

The bottle is just glass, and the chemistry is just chemistry. Wear what your skin tells you to wear, and ideally, wear something you blended yourself.