Dossier's creations are not counterfeits. Counterfeit perfumes, like a counterfeit handbag, explicitly mislead consumers by pretending to come from a brand with which they have no affiliation, and are therefore illegal, if relatively common. Nor are Dossier scents what you might consider knockoffs; as with luxury fashion, scents originating in high-end perfume trickle down to the mass market all the time. But it takes a discerning nose to recognize that, say, Zara Gardenia is a riff on YSL Black Opium, just like it would take a knowledgeable shopper to see that Zara's Mini City Bag features traces of Balenciaga's Hourglass Bag.

— Read more in Inside the Complex World of Fragrance Dupes at Allure.