Carrot and horse chestnut pork bone soup can nourish the spleen and nourish the yin, and open up the qi of the spleen and stomach, because each of these three types of ingredients has different effects, and these different effects are superimposed to have the above-mentioned effects. Carrots are flat, enter the spleen and stomach, and also enter the blood. Their main effect is to resolve stagnation and strengthen the spleen, and are used to treat indigestion and cough. The water chestnut is white in color, black outside and white inside, mainly belongs to the lung and spleen meridians of the human body, mainly for moistening dryness, clearing heat and detoxifying effects, while the efficacy of pig bones is attributed to the lung, kidney and large intestine meridians of the human body, the efficacy is to nourish yin, remove fire and detoxify, used to treat thirst, so the efficacy of the three together is to nourish the spleen and stomach, nourish yin and remove fire.