San Zi Nourishing Relatives Soup is composed of three herbs: Lai Zi, Bai Xiao Zi and Su Zi, which are actually radish seeds, Bai Xiao Zi is the seeds of mustard, and Su Zi is the seeds of perilla. San Zi Nian Zi Tang is from the classical medical book Han Shi Medical Tong. San Zi Nian Zi Tang has the effects of lowering qi, warming the lungs, resolving phlegm, and eliminating food. It is used for solid symptoms of phlegm congestion, which are characterized by excessive phlegm, cough, asthma, dyspnea, chest tightness, distension and fullness of the epigastric (abdominal) region, with white and greasy tongue coating and smooth pulse. White mustard seed is pungent and warm in nature, which can warm and transform cold phlegm, and is more effective for cold phlegm; Su Zi can pass down the lung qi in order to clear the lungs and calm the asthma, and lubricate the intestines and pass the bowels, and the effects of Su Zi are very suitable for people who suffer from constipation in a deficiency with coughing and asthma, coughing and phlegm; Lai Zi enters the spleen and stomach meridians, which can eliminate food and move the qi, unclogging the gastric qi, and help the stomach to transfer the food to the small intestine for digestion. Three Sons Nourishing Family Soup is a kind of medicinal food with mild medicinal properties, and the adverse effects are not yet clear. However, the medication should be taken under the guidance of a doctor after identification of symptoms. If symptoms are not relieved after taking the medication, the medication should be discontinued and communication with the doctor should be made.