Lotus seed is a dry and mature seed of lotus. It can not only be eaten raw, but also be made into various delicious foods. The most important thing is that fresh lotus seeds are nutritious and can be used to make tremella lotus seed soup with tremella.

Fresh lotus seeds are slightly oval or spherical, with a length of 1.2 ~ 1.8 cm and a diameter of 0.8 ~ 1.4 cm. The surface is yellowish brown to reddish brown, with thin longitudinal stripes and wide veins. The center of one end is papillary, dark brown, with many cracks and slightly concave periphery. The seed coat is hard and thin, and it is not easy to peel off.