Dr. Sun Yat-sen's "Siwutang" is not composed of four herbs, but is made of four vegetarian essences, namely, four kinds of food: day lily, auricularia auricula, tofu and bean sprouts.
Dr. Sun Yat-sen is not only good at western medicine, but also has research on traditional Chinese medicine and dietary nutrition, and "Siwutang" is the result of his research on dietary nutrition. The day lily in this "Siwutang", also known as the golden needle, is rich in vitamin A, cellulose and iron.
it has the effects of promoting diuresis and cooling blood, and can treat edema, sand stranguria, epistaxis, bloody stool, etc., as well as invigorating stomach, invigorating spleen and relaxing bowels. Auricularia auricula is listed as a Chinese product in Shennong Materia Medica Classic. It has the functions of nourishing blood, promoting blood circulation and astringing. It is a good food for patients with hemorrhoids, postpartum weakness, metrorrhagia and leukorrhagia. Auricularia auricula is rich in protein, vitamins, calcium, phosphorus, iron and other substances.
Tofu and bean sprouts not only completely retain nutrients such as protein, fat and vitamins contained in soybeans, but also are more easily absorbed and utilized by human bodies. Day lily, fungus, tofu and bean sprouts have the greatest advantages of vegetarianism, and Sun Yat-sen's "Siwutang" is the best in vegetarianism.