1, invigorating qi and blood, whitening and moistening skin, whitening and removing spots, and treating typhoid fever. Sanbai decoction is made of Radix Paeoniae Alba, Rhizoma Atractylodis Macrocephalae, Poria, and Radix Glycyrrhizae. It has many effects such as invigorating qi and nourishing blood, whitening and moistening skin, whitening and removing spots, and treating typhoid fever. Women with qi and blood deficiency and cold, yellow complexion and chloasma can properly take Sanbai decoction to regulate qi and blood. This prescription initially treated typhoid fever with deficiency and vexation, and later found that it can replenish qi and blood, whiten skin and moisturize skin. This prescription is suitable for rough skin, chlorosis, pigmentation and acne caused by deficiency of qi and blood and deficiency of cold in the body.

2. Chinese medicine believes that whether a person's skin is full or not is closely related to the function of zang-fu organs. If the function of zang-fu organs is insufficient, the skin will be rough and the face will be spotted. Therefore, this prescription starts with harmonizing qi and blood and the functions of the five internal organs to achieve the effect of whitening, removing spots and removing acne. Sanbai decoction is not suitable for people with strong internal fire and liver fire. In addition, there is licorice in the prescription, which may lead to edema after long-term use.