Different shapes: Psidium guajava seeds are flat and oval, with a hard seed coat, membranous inner seed coat, brownish-brown surface, obvious grooves and wider ring edges, and a flat truncated tip. Hanging melon seeds are more like watermelon seeds, the size and shape are similar, but more full than watermelon seeds, the color is also a little more gray, hanging melon seeds are open at both ends.

Both piper betel and hammered melon seeds come from the seeds of the same plant, and fundamentally there is not much difference between them because they are both seeds of the cucurbit plant Juniperus communis, except that piper betel is a traditional Chinese medicine obtained by harvesting the seeds of this plant and then drying them in the sun, whereas hammered melon seeds are a snack that is obtained by people after harvesting the seeds of Juniperus communis, after being cleaned and sautéed.

Contraindications of Psidium Guajava Zi

1, Psidium Guajava Zi should not be used for spleen deficiency, dampness and phlegm.

2, wolfberry for the make. Wicked dry ginger. Guayuzi fear cow's knee. Anti aconite.

3, the spleen and stomach deficiency cold for leakage do not serve piper betel.