Use fresh fruits and vegetables, as they contain more juice. Fruits like apples, pears, pineapples, grapes, pomegranates, oranges and melons, and vegetables like carrots, cucumbers, tomatoes, celery stalks are suitable for processing in the juicer.1. Remove thick peels, e.g. those of pineapples, oranges and pomegranates. You do not have to remove thin peels or skins.2. If you want to juice fruits with stones, such as peach, plum or cherry, remove the stone before juicingThis juicer is not suitable for processing very hard and/or fibrous or starchy fruits or vegetables such as sugar cane. Fruits that contain starch, such as bananas, papayas, avocados, figs and mangoes are also not suitable for processing in the juicer. Use a food processor or blender to process these fruits.