Works with the function of the body. Primarily to change the soft tissue directly stimulated. Works with the structure of the body. Sourced from: http://reflexology-usa.org/information/downloads-online-resources/the-differences-between-reflexology-and-massage/
It is important to note that reflexology is not a type of massage. It is a discipline on its own. The main area of focus is the reflex zone. This is the zone that is networked to other parts of your body.
Also, reflexologists who aren't also massage therapist are limited to touching your feet, hands and ears. Sourced from: https://www.angieslist.com/articles/what-difference-between-reflexology-and-massage.htm