The utility model discloses a process of producing dragon fruit powder comprising the steps of: pureeing a predetermined quantity of peeled dragon fruit mixing maltodextrin powder as a food additive with the puree filtering the puree and maltodextrin powder mixture through a fine mesh filter to trap undissolved materials pumping the mixture into a spray drying machine to convert the mixture in its liquid form to a powder sieving the powder through a 40-mesh screen sifter passing the powder through magnetic metal bars to trap metal contaminant and packing a desired amount of the powder into a sealed container.