Saffron is a kind of valuable Chinese herbal medicine, which has the functions of activating blood circulation and removing blood stasis, nourishing blood, calming and tranquilizing the mind, as well as cooling the blood and detoxifying the toxin. With saffron water drinking water temperature is best controlled between 80-90 ℃, the water temperature is too high will destroy the nutrients of saffron, so that saffron lost its medicinal value. The water temperature is too low, the active ingredients of saffron can not be well released, and affect its role. Saffron in water mainly has the effect of activating blood circulation and removing blood stasis, and is used to treat diseases caused by blood stasis and obstruction. When drinking saffron in water, you should master the dose, not too large, otherwise it is easy to produce side effects, saffron in water can be used to treat cardio-cerebral vascular disease and reduce the three high.