Yam Powder is processed from yam and can be used in pills, powder, etc. It has the effect of promoting the production of fluids and lungs, tonifying the spleen, nourishing the stomach, and tonifying the kidney and astringent essence. Yam is the dried rhizome of Dioscoreaceae plant Dioscorea. It is sweet in flavor and flat in nature. It belongs to spleen, lung and kidney meridians. It has the effect of nourishing the spleen, nourishing the stomach, promoting the production of body fluid, nourishing the kidney and astringent essence. It can be used for treating spleen deficiency with little food, prolonged diarrhea, lung deficiency with asthma and cough, kidney deficiency with spermatorrhea, dyspareunia, frequent urination, deficiency heat and thirst. Yam should not be taken by those who have dampness (too much dampness causing fullness and discomfort in the spleen and stomach) or those who have solid evils or accumulation of stagnation. If necessary, patients are advised to use it under the guidance of a professional Chinese medicine practitioner, do not use it on your own to avoid delaying or aggravating your condition.