Blood deficiency is a type of syndrome in Chinese medicine. Blood deficiency is a deficiency of blood in the human body that cannot adequately nourish the internal organs, meridians and body, and at the same time cannot maintain the normal mental activities of the human body, and is typically manifested by a weak syndrome with a pale face, eyelids, lips, tongue, and a thin pulse. Typical signs of blood deficiency include cardiac blood deficiency (cardiac blood insufficiency) and hepatic blood deficiency (hepatic blood insufficiency). 1. cardiac blood deficiency: insomnia and excessive dreaming, easily startled, dizziness, forgetfulness, pale lips and tongue, pale face, and weak pulse. 2. Liver blood deficiency: numbness of limbs, unfavorable flexion and extension, dizziness, dizziness, blurred vision, diminished vision or night blindness, thin pulse, etc. And women are accompanied by irregular menstruation, or amenorrhea in severe cases. The diagnosis of blood deficiency is generally based on whether there are typical symptoms, such as a preliminary diagnosis, and then combined with physical examination and blood tests to further clarify the diagnosis. Treatment for blood deficiency is mainly based on nourishing blood and nourishing the heart, tonifying blood and nourishing the liver, and is usually treated with medication. Heart-blood deficiency is treated with GuiShu Pill, while liver-blood deficiency is treated with SiShu Granules. If you feel unwell, it is recommended that you go to the hospital in time. The use of drugs should be standardized under the guidance of a professional doctor, and avoid self-medication.