With the development of the socio-economy and changes in lifestyle， the nutrition and health conditions of residents in Guangdong Province have improved， and nutrition deficiency diseases have decreased significantly. However， issues such as an unbalanced dietary pattern and uneven nutrient intake are becoming increasingly apparent， and the rapid growth of chronic diseases related to nutrition and lifestyle behaviors is not being effectively controlled. This article reviews and summarizes the current state of dietary nutrition and disease prevention and control among residents in Guangdong Province， as well as domestic， international， and provincial policy measures addressing nutrition and related diseases. It will also propose recommendations and outlooks on the existing problems to further promote the progress of nutrition prevention and control work in Guangdong Province.