The reason why Trichosanthes is sandy is 1. It is also called sweet potato powder, pollen, Japanese juniper root, Xue Rui and Baiyao. Dry roots of Toona sinensis, a perennial herb of Cucurbitaceae. The water component trichosanthin contains trichosanthin, saponin and starch.

2. Sexual taste is sweet, slightly bitter and slightly cold. Enter the lung and stomach meridians.