A recent study has revealed that inhaling the scent of rosemary essential oil can improve memory in older people. Researcher Lauren Bussey, Northumbria University said the study focused on how the scent of rosemary can improve the ability of the brain and help people remember to perform certain tasks specific time.
150 people 65 years and older were included in an experiment in rosemary and lavender essential oils diffused into two rehearsal rooms, respectively. Four drops of these oils were placed in flow fan diffusers, which were changed in five minutes before people were allowed in the room. They were divided between rosemary, lavender and an empty room with no smell.
The study tested their memory function for time-based and based on the status of mainstreaming activities. During the procedure, they had to remember to transmit a message to a specific time and change of activity when a particular event occurred.
The study also analyzed the mood and behavior of participants in all rooms after completion of the test.
In conclusion, the researchers found that rosemary increased memory capacity, improved mood making people more alert. Lavender infused calm and peace in people, making them held compared with people in the room without perfume.
Bussey recognized the need to further investigate the influence of these essential oils and determine their benefits on human life.
The study was presented at the Annual Conference of the British Psychological Society in Nottingham.