Houttuynia cordata is pungent and cold, belonging to lung meridian. It has the effects of clearing away heat and toxic materials, reducing swelling, promoting diuresis, eliminating dampness, clearing away heat, stopping dysentery, invigorating stomach and promoting digestion, and can be used for treating spleen and stomach heat accumulation caused by lung abscess, sore swelling, hemorrhoid and hematochezia, excess heat, heat toxin, damp pathogen and disease heat.

Both of them have the effect of clearing away heat and toxic materials, and can be eaten together, but they are too cold. It is suggested that people with deficiency and cold of spleen and stomach should eat less, or join the isothermal food of Lycium barbarum and jujube to eat together.