What condition includes symptoms of pale and sallow complexion, and also signs of blood deficiency?

The condition characterized by a pale and sallow complexion, along with signs of blood deficiency, relates directly to Spleen Qi Deficiency (Sp Qi Xu). In Traditional Chinese Medicine (TCM), the Spleen is responsible for producing Qi and Blood from food. When the Spleen's function is impaired, it leads to inadequate production of Blood, resulting in deficiencies that manifest as a pale or sallow complexion.

This deficiency can cause a lack of nourishment to the tissues, leading to symptoms such as fatigue, weakness, and a lack of vitality, which are all indicative of a Blood deficiency. A sallow complexion is specifically tied to the deficiency of Blood, as it implies that the body is not adequately nourished.

The other conditions listed, while they may have some overlapping symptoms, do not directly correlate with the specific combination of a pale/sallow complexion and signs of blood deficiency to the same extent as Spleen Qi Deficiency does. For instance, Heart Blood Deficiency can also cause a pale complexion and symptoms related to blood, but it would typically be accompanied by additional signs such as palpitations or insomnia, emphasizing the Heart's specific role beyond that of the Spleen. Thus, Spleen Qi Xu stands