Blood deficiency refers to the deficiency of blood, can not moisten the internal organs, meridians, tissues, and lead to the face, eyelids, lips, tongue color white, thin pulse as the main manifestation of weakness. Blood deficiency is mostly caused by excessive blood depletion or insufficient biochemistry, such as congenital endowment deficiency (congenital constitution and poor function), spleen, stomach, kidney pathology resulting in lack of biochemistry, all kinds of acute and chronic hemorrhage, excessive anxiety and strain, etc., which can lead to dark depletion of yin and blood, the appearance of face, eyelids, lips, tongue, claws and nails of the color of the pale white, dizziness, blurred vision, dreaming, forgetfulness, thin and feeble pulse, and the performance of the women’s menstruation is small amount of light color, and other manifestations. Chinese medicine treats blood deficiency, usually adopting targeted treatments for different causes, such as tonifying qi and nourishing blood, nourishing yin and tonifying blood (nourishing the blood in the body), strengthening the spleen and nourishing blood, tonifying the kidneys and generating blood, and so on. If symptoms occur, it is recommended to consult a medical professional to identify the cause of the problem and not to treat it blindly on your own.