Stone yellow skin tastes sweet, light, slightly astringent and slightly cool. Has the effects of clearing away heat, promoting diuresis, calming lung, relieving cough, promoting digestion, and resolving food stagnation.

Bitter and bitter, plain.

① Guizhou folk medicine: "flat in nature, bitter in taste and non-toxic."

② Annals of Sichuan Traditional Chinese Medicine: "Warm in nature, mild in taste and non-toxic."

③ Quanzhou Materia Medica: "Sweet, astringent and nontoxic." Quanzhou materia medica: "into the liver, kidney, stomach and small intestine."