It is an investigation related to the economic benefits obtained by the farmer producer of the dehydrated potato, called chuño blanco or tunta, in the Altiplano of Peru at 3862 m.a.s.l.; in the production of this article, different types of potatoes are used as raw material, as well as labor and nature, such as river water, the night frost below zero degrees centigrade and the radiant sun during the day. The transformation is traditionally done with ancestral procedures of the Incanato, the white chuño or tunta is a dehydrated (dry) product, and is preserved for more than five years properly stored; it is a food that can be used in situations of scarcity, and provide food security in difficult situations of climate or other problems that the Andean people may face.