Darkening of the face is mostly caused by kidney deficiency and blood stasis, etc. General treatment (life adjustment) and medication (Zuo Gui Wan) can be taken to regulate the condition. 1. General treatment: Kidneys are the main source of dark color. Patients with kidney deficiency may have dark color, lumbar and knee soreness and weakness (a feeling of soreness and weakness in the lumbar and knee areas), etc. They should maintain a happy mood and ensure sufficient rest. Poor blood circulation leads to blood stasis, which may result in darkening of the face and localized pain, etc. A light diet should be maintained, avoiding oily food and regular work and rest. 2. Medication: Zuo Gui Wan is composed of Radix Rehmanniae Praeparata, Rhizoma Dioscoreae, Rhizoma Dioscoreae, and Semen Cuscutae, etc. It has the effect of nourishing yin and tonifying the kidney, and can be used for treating deficiency of kidney yin. Its adverse effects are not clear, pregnant women should not take, children are prohibited. Avoid greasy food, and should not be taken by patients with colds. Right Angelica Pill is composed of Radix Rehmanniae Praeparata, Rhizoma Polygonati Odorati, Rhizoma Cinnamomum Cassiae, Rhizoma Dioscoreae, and Cornus Officinalis. It has the effect of warming and tonifying kidney yang, filling essence and stopping emission. It is used for kidney yang insufficiency, failure of vital fire, soreness and coldness of the waist and knees, mental weakness, coldness and coldness, impotence and spermatorrhea. Its adverse reactions and contraindications are not clear at present. Blood Stasis Soup is composed of Angelica sinensis, peach kernel, safflower and other medicines, which has the effect of activating blood circulation and eliminating blood stasis (promoting blood circulation and eliminating blood stasis in the body). Since the formula contains more medicines for activating blood circulation and eliminating blood stasis, it is contraindicated for pregnant women. Patients with darkened face are advised to regulate under the guidance of a doctor, and not to use medicines without authorization, so as not to delay the condition.