Esters are very common and are found in a large number of essential oils. They are antispasmodic, anti-inflammatory, anti-fungal, calming, and relaxing. Esters have an oxygen double bonded to a carbon that is bonded to another oxygen. Esters are calming and soothing. Their aromas tend to be floral and fruity. They tend to be middle notes, some closer to the top than others.
