OREGAWILD P73 Oregano Oil (.45 fl oz) Physician's StrengthALL NATURAL. OregaWild oil is made with P73 wild oregano, a potent and proprietary blend of edible oregano from the remote mountainous regions of the Mediterranean. SCIENTIFICALLY FORMULATED. This nutritional supplement contains high carvacrol as the active ingredient and is free of all chemicals, additives, and GMOs. RECOMMENDED USE. Take two drops under the tongue or in juice. Rub topically. INGREDIENTS. Formulated with a proprietary blend (50 mg)