Prepare and wash all the ingredients thoroughly. Peel and cut the grapefruits, orange, and lemon into halves. Remove the peel of the ginger as well.
Put the grapefruits, orange, lemon, and ginger into the wide feed chute of your Fretta JC01 Pro Max Slow Juicer. Select Hard Mode for ginger and Soft Mode for the rest ingredients.Turn on the juicer and start extracting the juice.
Once all the ingredients have been juiced, stir the juice well to combine the flavors.Pour the juice into a glass or a jar and serve immediately. Enjoy!