This explains it all...
why I prefer Tea Rose and Crabtree & Evelyn’s Lily of the Valley to Eau de la Pepperoni.
The perfume diet may be the next big thing after researchers found men think women weigh less if they smell of flowers than if they smell of pizza.

In fact, a 10-year US study has found that pleasant, floral-spice perfume makes women appear 5kg lighter in the eyes of the opposite sex.

Other odours, including butterscotch, cigarette smoke, grapefruit and pepperoni pizza don't have the same effect.