Hello! The main function of the pill is to replenish qi and nourish blood. Used for gas deficiency and blood loss caused by less gas and lazy speech, low language, yellow face, limb weakness and body thinning, menstrual irregularities. Functions and Indications: Bazhen Pill Functions and Indications: Nourishing qi and benefiting blood. It is used for the deficiency of qi and blood, yellowish color, weakness of limbs. Different in nourishing blood and benefiting blood.