Dentistry, additionally referred to as dental medication and oral medicinal drug, is a branch of medicine that includes the examine, prognosis, prevention, and remedy of illnesses, issues, and conditions of the oral hollow space, typically in the dentition but additionally the oral mucosa, and of adjoining and associated systems and tissues, specifically in the maxillofacial (jaw and facial) location. Although mainly associated with teeth among most people, the sphere of dentistry or dental remedy isn't confined to teeth however includes other aspects of the craniofacial complex such as the temporomandibular joint and other supporting, muscular, lymphatic, apprehensive, vascular, and anatomical structures. An antioxidant is molecule that may inhibit oxidation of other molecules. Oxidation of molecules produces unfastened radicals. These loose radicals can motive dangerous chain reactions which might be answerable for mobile damage or cell loss of life, which may be chargeable for carcinogenesis or low-density lipoprotein (LDL) oxidations in cardiovascular diseases. Antioxidants neutralize these radicals via donating their electrons, finishing the electron taking response. Oxidative stress is a characteristic function in lots of sicknesses. The majority of unfastened radicals that damage organic mechanisms are oxygen-loose radicals and these are known as ‘reactive oxygen species’ (ROS).