The correct way to soak your feet with Salvia miltiorrhiza to prepare for pregnancy: 1. The efficacy of Salvia miltiorrhiza Salvia miltiorrhiza is a common Chinese medicinal material that has the effect of activating blood circulation, removing blood stasis, and promoting blood circulation. During the pregnancy preparation stage, proper use of Salvia miltiorrhiza foot soaking can help improve uterine blood circulation and increase the thickness of the endometrium.