Nowadays, a person with long, shiny, healthy-looking hair or well groomed hair generally makes a better impression. Unfortunately, a person can lose his or her hair, or have trouble growing thicker or longer hair due to a variety of reasons. By eating a healthy diet, not only will your overall health be improved, the health of your hair will also benefit. In addition to adopting changes to the diet, there are also quality shampoos and conditioners that help to encourage hair growth.