Aromatherapy for depression: new study sniffs out brain changes
Symptom relief
Completed
This study tested whether smelling cang-ai volatile oil (CAVO) can ease depression symptoms. 60 people with depression were split into two groups: one sniffed CAVO, the other sniffed bergamot essential oil, for one hour daily. After a month, researchers used brain scans and mood …
Phase: NA • Sponsor: Dongdong Qin • Aim: Symptom relief
Last updated Jun 16, 2026 12:50 UTC