1. People with deficiency of yin and excess of fire. The function of Cistanche deserticola is to nourish kidney yang. For people with yin deficiency and fire exuberance, they have excess yang and deficiency of yin. If they take Cistanche deserticola to replenish yang, it will be even more severe.

2. Minors under 18 years old. The physical and mental aspects of minors are still in the stage of development. If they take Cistanche deserticola at this time, it will have a certain impact on their physical development.

3. Female friends during menstruation. During menstruation, it is not recommended to consume Cistanche deserticola to avoid unnecessary health problems.