The first 1000 days of life are from pregnancy to 2 years of age after birth. The nutritional status of this period clearly affects the health and future of the child. If nutrition is reasonable, it will not only provide opportunities and conditions for good growth and healthy development during childhood, so that children’s developmental potential can be fully developed, but will also have a good impact on the quality of life throughout life; on the contrary, if nutrition during this period is not reasonable, including nutritional deficiencies, excesses and imbalances, it will seriously affect its normal growth and development and potential, and can also greatly increase the incidence of hypertension, diabetes and other chronic diseases in adulthood. Diabetes and mental illness and other chronic diseases in adulthood. More importantly, the adverse effects of poor nutrition in the first 1000 days of life can also be passed on to the next generation, which means that early nutrition can affect gene expression and regulation, so the world-renowned academic journal The Lancet has published a large number of papers on the importance of maternal and infant nutrition in the first 1000 days of life in recent years, based on a large number of research reports, and put forward the view that the first 1000 days of life are life-changing and future-changing. The Lancet has published a large number of papers on the importance of nutrition in the first 1000 days of life.