In the formula of tonifying the qi and blood, the addition of the Pueraria Mirifica to produce the fluid. The modern medical research of Pueraria Mirifica has lowered blood fat,

anti-platelet coagulation, expanding the coronary artery anti-myocardial deficiency. It is also used in the treatment of cardiac arrhythmias. This formula is beneficial to qi, tonifying blood and nourishing yin.

Can be described as qi and yin double tonic. The answer to your question is complete, thank you.