There is something irresistible about the scent of vanilla that gets most men’s hearts racing. Some have put forth the suggestion that the aroma has the unique ability to increase blood flow to the penis. However this has not been proven conclusively. Individuals in European countries have been making use of vanilla as an effective aphrodisiac dating back to the Elizabethan era. Vanilla has a positive, stimulating response on the nervous system that controls and then relaxes, muscles. For that reason vanilla is believed to encourage sexual energy between lovers.