After pregnancy, women will experience a series of physical or physical changes. The appearance of a line on the stomach is a normal physiological phenomenon, which generally divides the stomach into two parts and is the first manifestation of stretch marks, which are generally not obvious. If the pregnant woman’s body has more pigmentation, the color of this line will become darker. The line is initially white, but when there is a hormonal imbalance in the pregnant woman’s body, the color will become darker. Pregnant women can make their belly lines lighter through a series of methods, such as applying moisturizing cream, eating a lighter diet, and taking more vitamins to restore skin elasticity and lighten discoloration.