Children can take Radix Codonopsis after they are over one week old, but it is important to grasp the indications when applying Radix Codonopsis to children. If a child has a deficiency of qi in the spleen and stomach or a deficiency of qi and blood, the application of ginseng can play a good role in replenishing qi and nourishing blood. After the deficiency of spleen and stomach is improved, children’s digestive ability will be enhanced, appetite will be enlarged, and the number of children’s illnesses will be improved. If the child has anemia, the application of Radix Codonopsis will also correct the child’s anemic state. Therefore, children can apply Radix Codonopsis when they are more than one week old, but the course of application should not exceed three months.