Abstract: This invention relates to a composition based on a mixture of different olive oils, preferably virgin and extra virgin olive oils, from ecological farms, and to the use thereof in the treatment or prevention of different disorders in humans and animals. Moreover, this invention also relates to a dermatological/dermocosmetic preparation that comprises the composition of this invention and to the use of this dermatological/dermocosmetic preparation in the treatment of skin disorders in humans and animals. Underlying these systemic and/or skin disorders, there are metabolic and immunoinflammatory-oxidative alterations, which may be positively modified by the systemic (oral) or topical (cutaneous) use of the composition of this invention. The special physical-chemical structure of the composition allows for a better digestive and cutaneous arrangement.