Inhalation the aroma of rosemary oil helps in strengthening the long-term memory, alertness, concentration and mental abilities. This was determined by the psychologists’ research from the British University Northumbria. They found that the smell of this herb can increase the memory by 75%.
Through a series of different tests, researchers have shown that people who inhaled odor of rosemary oil, had better chances to remember different tasks by 60-75% compared to those who never smelled rosemary.
Students underwent a series of memory tests which included items and hide them again after finding some time or reaching a particular object of research, at a specified time any previously specified. Those who were exposed to the smell of rosemary recalled seven assigned tasks, while others remembered only four and were much slower than the first group.
People coming out of aromatized room had higher levels of sinol (1,8) in their blood. Sinol is a substance which is found in the oil of rosemary that affects memory.
Rosemary has been used since ancient Egyptian wedding ceremonies to foster loyalty and memory. In today’s modern medicine, rosemary is used as a mild analgesic for treating migraine and digestive diseases.