The price of 1 gram of Yellow Essence is approximately between $0.2 and $1. Subject to different specifications, different packaging, different manufacturers, different regions and dealers, the price will vary, specifically refer to the price of the local formal medical institutions. Huang Jing, sweet in flavor and flat in nature. It belongs to the spleen, lung and kidney meridians. It has the effect of tonifying qi and nourishing yin, strengthening the spleen, moisturizing the lung and benefiting the kidney. It is used for spleen and stomach qi deficiency, tiredness and fatigue, gastric yin insufficiency (insufficient yin fluid in the stomach), dry mouth and little food, lung deficiency and dry cough, coughing and hemoptysis with labor, essence and blood insufficiency, lumbar and knee soreness and tenderness (feeling of soreness and weakness of the waist and knees), premature whitening of hair, internal heat and thirst (internal heat accompanied by symptoms such as eating more, drinking more and urinating more), etc. It is also used in the treatment of diarrhea with coldness, phlegm and dampness. It is also contraindicated for those who suffer from coldness and diarrhea, phlegm-dampness and stagnation of qi (stomach distension and discomfort). If you need to buy yellow essence, please buy it from the regular way. If you need to take it, it should be taken under the guidance of a doctor.