22 Daily Habits for a Sharper Mind and Stronger Memory
18. Using Aromatherapy to Enhance Cognitive Function and Recall

Scents have a powerful connection to memory, thanks to the way the olfactory system is directly linked to the brain’s limbic system (which processes emotions and memories). Certain essential oils—like rosemary, peppermint, and lemon—have been found to boost cognitive function, enhance focus, and improve recall. Diffusing essential oils in your workspace, applying a small dab to your wrists, or even sniffing a sprig of fresh rosemary while studying can enhance mental clarity and strengthen memory.