Pure Organic Oregano(Origanum vulgare) essential oil-
Oregano essential oil is especially high in carvacrol and thymol, two antioxidants that can help prevent damage to cells caused by free radicals.Test-tube studies have found that oregano and its components may be effective against certain strains of bacteria and shown to decrease the activity of viruses in some test-tube studies.
In combination with other high-antioxidant foods like fruits and vegetables, oregano could provide a hearty dose of antioxidants that may help improve your health.
https://pubmed.ncbi.nlm.nih.gov/32461309/