Ying Qi or Nutrient Qi is a type of qi. It comes from the pectoral qi and just like the Zong (Pectoral) Qi. It is produced by combining the fresh air inhaled by the lung with the food nutrients absorbed and transported by the spleen. Nutrient Qi is the “most essence part” of the food nutrients. The function of Ying Qi is transformation into blood to nourish the whole body, especially nourishing the internal organs maintain their physiological functions.
Ying (Nutrient) Qi follows a 24 hour cycle as it flows throughout the 12 meridians of the body.