Which is better, amniocentesis or non-invasive DNA? Prenatal check-up is a very important thing during pregnancy. It can detect fetal health problems early and lay the foundation for a smooth delivery in the later stages of pregnancy. Amniocentesis and non-invasive DNA are two common prenatal check-up methods. During prenatal check-up, many expectant mothers have a headache and don’t know which method to choose. So, which one is better, amniocentesis or non-invasive DNA? This article will make a detailed comparison from four aspects to let everyone understand the advantages and disadvantages of the two prenatal examination methods and provide reference for expectant mothers.