Tremella moisturizing but not greasy, can nourish body fluid; nourish the lungs and stomach, nourish the lungs and replenish qi. Cough due to fatigue; blood in sputum; lack of body fluid and thirst; physical weakness after illness; shortness of breath and fatigue. It has the functions of invigorating the spleen and appetizing, replenishing qi and clearing the intestines, sleeping and strengthening the stomach, invigorating the brain, nourishing yin and clearing heat, and moistening dryness. Tremella is rich in gum with natural characteristics.