Better skin during pregnancy may be due to the increased secretion of estrogen in the body, or it may be due to the effect of diet and nutrition during pregnancy. 1. Estrogen has the effect of promoting smooth and tender skin, so the skin becomes better during pregnancy, mostly considered to be caused by the increased secretion of estrogen. 2. It may also be due to the increase in dietary nutrition during pregnancy, if you like to eat fresh fruits and vegetables during pregnancy, regular work and rest schedule, sleep well, metabolism accelerated, so the skin will be more smooth and delicate than before. 3. After pregnancy, the increase in protein and vitamin intake, diet light, healthy, will reduce the intake of spicy and greasy food, so the skin condition is better than before. During pregnancy, it is recommended to go to the hospital in time if any uncomfortable symptoms occur.