Can Four Substance Soup cure itchiness?

Four Substance Soup can cure itching around the body caused by blood deficiency.
According to Chinese medicine, blood deficiency leads to wind-dryness, and wind-dryness leads to itchiness when the skin loses moistening. Four Substances Soup is a classic formula for tonifying Blood, mainly composed of Angelica sinensis, Radix Rehmanniae Praeparata, Rhizoma Ligustici Chuanxiong and Radix Paeoniae Alba. In this formula, Angelica sinensis tonifies and invigorates Blood, Radix Rehmanniae Praeparata tonifies the Kidneys and generates Blood, Rhizoma Ligustici Chuanxiong invigorates Blood and removes Blood stasis, and Paeonia lactiflora cools and invigorates Blood. The combination of these herbs is effective in promoting blood circulation, tonifying blood and activating blood circulation.
Four Substances Soup is mainly used for treating yellowish color, tiredness and fatigue, irregular menstruation, itchy skin and other conditions caused by blood deficiency. Four Substances Soup nourishes and replenishes blood, and reduces itching after the skin is moisturized by blood, which is often used for itching caused by blood deficiency in old age.
Four Substances Soup is not used in cases of yin deficiency with fever and blood collapse with loss of qi.
Four Substances Soup should be taken under the guidance of a Chinese medicine practitioner. Do not self-medicate, so as not to cause delay in the condition.