This project focused on the identification and analysis of the offer, hygienic sanitary practices and rotation of street food in the area of Alcala Transmilenio station. By using a descriptive transversal design, this paper addresses this topic using qualitative research techniques such as direct observation, and semistructured interviews with both the consumers and sellers. 44% of the sellers were approached by consumers, either because they wanted to or by recommendation of their families and friend. The type of food that had the largest rotation were arepas and cookies, followed by bags of chips, candy and commercialized drinks. The most expensive items found in this area were special burgers, cupcakes and jumbo max chocolate bars ($6.000, 4.500, $4.000 Colombian pesos respectively), and the most economic were candy, bubble gum, and gummies ($50, $100 and $200 Colombian pesos respectively). None of the sellers had a clear concept of the food is and its classification and the consumers seemed to ignored the nutritional components of the food they consume. It was concluded that the vast majority of consumers approached street food sellers because they were told by somebody else or by their own initiative. The largest demand of food include arepas and cookies. Prices fluctuate between $50 and $6.000 Colombian pesos. Sellers are not following the adequate hygienic procedures to handle the food. Both sellers are consumers are not aware nor have interest in regards of what type of food they sell or consume and its nutritional facts.