A kind of coarse rice, such as purple rice, millet, rhubarb rice, black rice, brown rice, etc.
A coarse grain of wheat, such as oat, barley, rye, buckwheat, etc.
A coarse-grain bean, such as red bean, mung bean, pea, broad bean, kidney bean, etc.
A "potato" coarse grain, such as sweet potato, potato and purple potato. In addition, lotus seeds, gordon euryales, coix seed and other nutrients are similar to whole grains, and they are also very good candidates for whole grains.