The fresh and spicy fragrance of essential oil from eucalyptus comes from the myrtle family(Myrtaceae). The smell of eucalyptus is often associated with medicines.

Effects on the brain

The scent of eucalyptus is known for its beneficial effects on the respiratory system. This is due to the high content of cineol 1,8 in eucalyptus. Cineol 1,8 can increase respiratory function during an infection or allergy. The scent of eucalyptus has a relaxing effect. The scent helps well in cases of anxiety. This scent is often used before surgeries to calm patients down. Research shows that cineol 1,8, a major component from eucalyptus is effective in reducing preoperative anxiety.

Besides a relaxing effect, the scent of eucalyptus also has an uplifting effect. Due to this stimulating and uplifting effect, it can support concentration.

Insects do not fare well against the smell of eucalyptus either. Anti-insect sprays therefore often contain eucalyptus extracts.


Eucalyptus, improved respiratory function, reduced covid-19 symptoms, relaxing, reduced anxiety, uplifting and insecticidal.


The effects of fragrances on the body and brain should not be taken as medical advice. Fragrance is personal to everyone and can potentially have different effects for everyone.