During pregnancy preparation, proper diet can help improve fertility. The four recommended fertility soups include wolfberry, red dates and longan soup, black bean glutinous rice porridge, pork liver and spinach soup, and black-bone chicken and white phoenix soup. They have the functions of nourishing blood and beauty, regulating endocrine, supplementing iron and vitamin A, and nourishing the body respectively. When preparing, it is important to ensure that the ingredients are fresh and hygienic standards are followed.