Useful for Upper Respiratory Infections

Oregano also has potential anti viral activity, and a spray containing aromatic essential oils from five plants, including oregano, was found to significantly relieve symptoms immediately in those with upper respiratory infections.If you come down with a cold or the flu, oregano oil can also be useful. Generally, the higher the carvacrol concentration, the more effective it is. Interestingly, oregano encourages sweat production as a mode of detox, and ingesting it may help your body to get rid of unwanted phlegm in your lungs.