Breast enhancement oil contains hormones, if women apply for a long time, there are certain hazards for the development of women’s health, mainly including the following: 1, may cause nipple, areola blackening, and at the same time, may cause disorders of menstruation; 2, affecting the health of the breasts, increasing the risk of breast cancer in women; 3, affecting the function of women’s endocrine system, leading to women’s menstrual disorders, and in serious cases, causing infertility; 4, affecting the normal metabolism, thus causing their own immunity to fall more easily infected with viruses and bacteria, thus suffering from other diseases. Normal metabolism, resulting in a decline in immunity, more susceptible to viral and bacterial infections, and thus suffering from other diseases. In addition to a small number of endocrine disorders caused by breast dysplasia, as well as suffering from related diseases resulting in low levels of hormones in the body of women, generally other causes of breast flatness of women rely on breast enhancement oil, and can not make the breasts fuller and healthier, women should not believe in the exaggerated publicity about, it is appropriate to maintain a good chest posture, more chest-expanding exercise, so that the chest muscle development, so that the muscles that support the breasts to become strong, to help lift and tighten the breasts, and to help lift and tighten the breasts. The breasts can be lifted and tightened to prevent flaccidity; breast pads with orthopedic function can also be used to promote the regeneration of breast fibrous tissues; usually pay attention to eating more animal protein and fat to provide the necessary nutrients for the development of the breasts.