New Chinese dietary guidelines: healthy eating patterns and food-based dietary recommendations.

Background And Objectives: The Chinese Dietary Guidelines (CDGs) were first released to the public in 1989 by the Chinese Nutrition Society (CNS). In 2016, the Ministry of Health commissioned the CNS to revise and publish new CDGs.

Methods And Study Design: The CNS convened an expert committee of leaders in the fields of nutrition, epidemiology, public health, preventive medicine, and food science.

[Body vitamin D content and its relationship with body composition of children in Huairou district of Beijing].

Objective: To analyze vitamin D concentration and its association with body composition of children in Huairou district of Beijing, to provide evidence for evaluation and improvement of nutritional status of vitamin D in children.

Methods: Totally, 381 children aged 7 - 11 years were recruited in Huairou district of Beijing (40.3 degrees N).