Saffron can be brewed with boiled water or decocted with water, and is suitable for men who show signs of blood stasis such as blue veins under the tongue and greenish-purple patches on the body. Saffron is a traditional Chinese medicine, for the iris family plant saffron dried stigma into medicine. Saffron can be taken with boiling water, and then cover the bubble 10 to 15 minutes after taking; secondly, you can directly add water to boil over high heat, and then turn to simmer for 20 to 30 minutes or so, and then let it cool to warm to take. Saffron can dissipate depression and open the knot, cool the blood and detoxify the toxin (refers to the treatment of blood-heat and toxicity), and activate the blood to dispel blood stasis, which can treat all the symptoms of blood stasis. Saffron is suitable for men who have blood stasis manifestations such as bruises under the tongue and bruises on the body. People with bleeding tendency disease should not take saffron to prevent activating blood too much, its adverse effects are not clear, it is recommended to use under the guidance of a Chinese medicine practitioner, do not self-medication, so as not to delay the condition.