This gas of medical use is totally innocuous causing no side effects. It is applied subcutaneously into fatty tissues through a simple and painless technique. It is specially used for cellulite in its different levels. Being diffusing, it is applicable in extensive areas. It has a lipolitic action on its own. It also increases the levels of local oxygen, generating an important metabolic stimulus, an excellent mechanism when treating flaccidity, as it stimulates the formation of collagen.