The various causes of acne during pregnancy cause excessive secretion of sebaceous glands in the skin. Also Propionibacterium acnes infection makes skin acne more obvious, like various stresses, after pregnancy is more stressful, rest may often be affected, pregnancy reaction is more obvious, and some people experience a significant increase in acne, which is actually due to mental factors, causing an overproduction of sebaceous glands. In addition, insulin resistance is also a cause of significant acne during pregnancy, which also increases the overproduction of sebaceous glands. After pregnancy, there may be an increase in nutrition and eating various dairy products. Milk is often aggravated for women who are prone to acne. Also, the use of soaps, detergents or skin astringents during pregnancy may cause the local cortex to clean well, but may cause damage to the skin. This is not conducive to sebaceous glands draining the cortex, causing blockage and likewise causing acne during pregnancy. In addition acne is also closely related to genetics, and some people have a connection with family history. The actual fact is that you can’t use all sorts of so-called medications for acne during pregnancy, but simply pay attention to your diet, and use moisturizing water-based detergents locally. Also pay attention to the diet, try to dairy products in moderation, in moderation, all kinds of stimulating food do not eat more.