Dietary Supplement. Supports Optimal Immunity. Supercritical Oregano. Supports Respiratory, Digestive & Immune System Health* Through a combination of premier sourcing & novel extraction techniques, New Chapter s Oreganofirce™ delivers all of oregano s valuable compounds. Only select organic oregano is chosen & the extraction methods are both supercritical & with water alcohol. This dual-extracting insures that the prized water & oil soluble constituents or oregano are captured for sale &maximum effectiveness. New Chapter s Superc.