In the study, six male and six female donors provided odour samples without fragrance, wearing their own fragrance, and wearing an assigned fragrance. Then 296 female and 131 male participants - average age mid-20s - were asked to choose, which ones were from the same individual. Psychology PhD researcher Caroline Allen, of the University of Stirling and lead author of the report, said participants matched a person's body odour with their chosen perfume "at above chance levels".
— Read more at Study links people's natural scent to chosen perfumes : Your favourite perfumes always smell like... you! at Daily Times.