Coix seed belongs to Gramineae. There are two kinds, one is Chuangu, whose shell is hard and thick, commonly known as Bodhi. One is coix seed, which has a thin waxy shell and is edible. The performance of the two is similar, and the latter is better. Roots are also used medicinally.

Sweet, slightly cold and non-toxic.

Seed kernel contains sugar, fatty oil and amino acids (such as leucine, lysine, arginine and tyrosine). In addition, it also contains coix seed and vitamin B 1. The roots contain coixenol, β and γ sitosterol.

Has the functions of controlling damp arthralgia, benefiting stomach and intestine, and eliminating edema. Seed kernel is not only an excellent nutrient, but also has diuretic and anticancer effects. Suitable for beriberi edema, wart and early cancer. Its root is a medicine for expelling contraction.