The invention belongs to the technical field of healthcare food processing, and relates to an alcohol-contained composition drunk in a lactation period, which uses seaweed soup as a main raw material. The main raw materials comprise seaweed, minced beef, Chinese date, rose flower, hawthorn fruit, honey and Jimo rice wine. A preparation method comprises the following steps of boiling minced beef and seaweed to obtain seaweed soup, mixing and smashing equivalent Chinese date and hawthorn fruit and the like and then boiling to obtain a Chinese date and hawthorn fruit mixed solution, leaching rose flowers thoroughly so as to obtain rose flower leaching liquor, and mixing the three raw materials with Jimo rice wine completely so as to obtain the alcohol-contained composition. The alcohol-contained composition drunk in the lactation period has high nutrition, provides nutrition for lying-in women, helps promote lactation and nurse bodies after birth, prevents lying-in women from taking too much nutrition to gain weight and from taking relatively few exercises to suffer from constipation, and also helps women not giving birth nurse bodies if being drunk for a long time.