Generally, people with heavy moisture will cause puffiness, and people with spleen deficiency are prone to frequent diarrhea and poor digestion. How to judge whether you have spleen deficiency? The easiest way is to see if their tongue coating is fat and white. If it is, it is spleen deficiency. Sijunzi decoction has the effects of regulating spleen deficiency and eliminating dampness. It consists of four kinds of medicinal materials: Radix Codonopsis, Atractylodis Rhizoma, Poria and Radix Glycyrrhizae Preparata.