Cinnamon is a popular essential oil and aromatic used in many commercial and culinary settings. It is harvested from the cinnamon tree, both from the outer bark and its leaves. Cinnamon aids in regulating blood glucose levels in the brain, bringing profound energy and focus. It is also a powerful antibacterial, useful for food-safe areas such as kitchens and even used to clean medical equipment. It boosts the immune system, can increase libido, and alleviate feelings of sadness or depression.