This specialist area of marketing is subject to a great deal of research, particularly in respect of consumer response to aroma. Hundreds of research studies support the efficacy of aromas in the consumer decision making process.
The Aroma Company is pleased to guide the client in commissioning research from independent specialists to measure the effectiveness of this unique form of communication.
Highlights of some previous studies:

Objective: To measure the impact of using Poparoma® with a postcard campaign
Results: Increased take up by 20% to 89% and doubled redemption rate.
Objective: To test consumer opinion on a variety of in-store promotion tools.
Results: Poparoma® consistently came out top, highly regarded and felt to influence consumers' decisions.
Click here for a selection of reference sources about olfactory marketing.