Recently, the American Heart Association (AHA) published the 2021 dietary guidelines for promoting cardiovascular health in the American Journal circulation, proposing to control energy balance, maintain healthy weight, increase the intake of fruits and vegetables, prefer whole grain food, reduce refined food, avoid over processed food, use vegetable oil reasonably, and minimize sugary food dietary guidelines such as choosing low salt diet and reasonably controlling drinking have important protective rolein promoting cardiovascular health. This paper interprets this latest dietary guide, and puts forward healthy dietary guidance suitable for Chinese people in combination with oriental eating habits and the changes of Chinese people's eating habits in recent years.