For the Scatter Brained: rosemary improves prospective memory, the kind that helps you remember upcoming events and tasks, according to a study in the UK. Subjects who inhaled rosemary essential oil had higher blood levels of 1,8-Cineole, a compound in the rosemary aroma that interacts with brain chemistry and enhances memory.
Try: 5 drops of rosemary essential oil to a cotton ball and place in a glass bottle. Inhale up to four times an hour (if possible) while taking on daily tasks. Save the sniffing for the toughest tasks; too many may diminish the positive effects, (Real Simple/August 2015).