Method for the application of an improvement agent during the manufacture of a food product, comprising: receiving a partially manufactured food product ready for the application of one or more improvement agents, the food product comprising one or more packaging agents or structures of food item support, acquire information regarding the food product received； activating a controlled drop-type dispensing head to project drops of an improvement agent onto a packaging component or a food item support structure of the food product, projecting the drops in controlled numbers and sizes from nozzles on the dispensing head, the improving agent comprising an aroma improving agent； control the dispensing head so that the improvement agent is applied to the food product in a selected pattern and quantity； wherein the activation and control are carried out, at least partially, depending on the information acquired, and provide the food product comprising the improvement agent for subsequent manufacturing, in which the information acquired further comprises a image of the food product, and further comprises: matching the captured image to one of a plurality of template images； and activate and control the dispensing head to apply the enhancement agent in a selected pattern and quantity, at least partially depending on the corresponding template imageMétodo para la aplicación de un agente de mejora durante la fabricación de un producto alimentario, que comprende: recibir un producto alimentario parcialmente fabricado listo para la aplicación de uno o más agentes de mejora, comprendiendo el producto alimentario uno o más agentes de envasado o estructuras de soporte de ítem alimentario, adquirir información referente al producto alimentario recibido； activar un cabezal dispensador de tipo gota controlada para proyectar gotas de un agente de mejora sobre un componente de envasado o una estructura de soporte de ítem alimentario del producto alimentario, proyectando las gotas en núm
