The present invention discloses a highly potent, non-toxic, disinfectant that can be used for a wide breadth of applications. The disinfectant comprises hydrogen peroxide (H.sub.2O.sub.2), orange terpene oil, orange valencia oil, a non-ionic emulsifier (polysorbate 80), and water (H.sub.2O). Applications of the disinfectant include, but are not limited to, uses as a mouthwash, skin cleanser, or as a germicidal for disinfecting surfaces such as foodstuff, plant matter, leather, wood, metal, plastic and fabrics. Methods for using the disinfectant composition of the invention are also provided.