A master student of nutritional science can learn the relationships between diet and human health. There are many factors that can contribute to nutrition, and they may include how food interacts with the body, physical differences in diet and epidemiological factors.

Due to the numerous countries within Oceania, work occasions and work permit laws differ greatly, with data on opportunities in some nations being limited. Australia and New Zealand are the most advanced countries in the area.

A certificate is proof of qualification of a certain set of skills. Students who obtain a certificate have completed educational requirements and tests. Through completion, they become ready to pursue a degree or diploma, or to head into the professional world in their field of expertise.