There is a difference between the efficacy of Salvia divinorum and saffron, there is no such thing as which one has better efficacy. 1. Danshen has a bitter flavor, slightly cold nature, and belongs to the heart and liver meridians. It has the efficacy of removing blood stasis and relieving pain (removing blood stasis to relieve pain), invigorating blood circulation and promoting circulation of menstruation, and clearing the heart and removing vexation (removing vexation and heat from the heart). Salvia miltiorrhiza can be used to treat abdominal pain due to blood stasis, chest pain (stuffy pain in the chest), heart pain, hypochondriac (abdominal) dystocia (pain in the area of the coxae and ribs), menstrual disorders, amenorrhea, dysmenorrhea, heavy menstruation, excessive leucorrhea, restlessness and insomnia, and other conditions. Salvia miltiorrhiza is prohibited for women with excessive menstruation and without blood stasis, and should be taken with caution in pregnant women. At the same time, Salvia miltiorrhiza can not be used together with Lilu. 2. Saffron: pungent in taste, warm in nature, belonging to the heart and liver meridians, it has the effects of promoting blood circulation and menstruation, subduing swelling and relieving pain (eliminating swelling and pain). Saffron is often used for amenorrhea, dysmenorrhea, post-partum dysmenorrhea (women can not get rid of the evil discharge after giving birth) and other conditions, especially for cold amenorrhea, dysmenorrhea and stagnant blood pain, etc. Saffron can also be used for the treatment of bruises and pain. Saffron can also be used for the treatment of bruises, skin abscesses and pain, can be taken internally, can also be used externally, have a certain therapeutic effect. Pregnant women and people with excessive menstruation are forbidden to take saffron. Salvia divinorum as well as saffron should be used under the guidance of a traditional Chinese medicine practitioner, and should not be used without authorization.