Ancient saying: “Guan Guan Ju, in the river of the continent; fair lady, gentleman Marty”, the love of beauty of all people, the beautiful things are always let a person relaxed and happy. Since ancient times, people have spared no effort in the pursuit of inner beauty, outer beauty on the road, and then the birth of a great invention that we love and hate – cosmetics. Today we will take a look at those things about cosmetics. In recent years, children’s cosmetics have been popping up all over the place, and children and teenagers who are still growing and developing are using lipstick, nail polish, eye shadow and other cosmetics, as well as coloring their hair. Cosmetics, as a chemical product for daily use, contain a variety of additives, including fragrances, preservatives, colors, water-soluble polymer compounds, surfactants, moisturizers, cosmetic drugs, metal ion chelates and other ingredients. These substances enter the body through the skin and are prone to cause adverse reactions. The most serious of these is the excessive content of heavy metals such as mercury, lead and arsenic. These heavy metals can cause digestive and neurological diseases, and is also a risk factor for cancer. For you children can lead to children precocious puberty, short stature and many other endocrine diseases. We make up the pursuit of fashion, pay attention to beauty, but often pay little attention to the side effects of various types of cosmetics. In fact, cosmetics not only on the human body to protect and beautify the function, but also will volatilize a variety of harmful substances, the human skin has a greater irritation, some will also cause skin edema, itching, rashes and other “cosmetic dermatitis”. Therefore, the side effects of cosmetics should not be taken lightly on the one hand to minimize the use, do not abuse; especially in the growth and development of children, do not cause serious consequences because of the temporary beauty, it is not worth the loss.