Flapping can remove wrinkles, rhinoplasty and lip augmentation. And there are no side effects on the body, but what about women? Although hyaluronic acid has little effect on the body, many drugs can't be eaten by pregnant women, so some experts advise you not to play hyaluronic acid during pregnancy. The word hyaluronic acid is no stranger to everyone, it is a kind, it has a strong water locking function, and it is the best choice for moisturizing and beauty. Nowadays, it is also widely used in plastic surgery projects such as rhinoplasty and lip augmentation, and has achieved good results. But some people or some people can't play hyaluronic acid at some point. First of all, pregnant women, because of her special period, many people should be cautious about drugs and plastic surgery, and so should lactating women; Second, people who have received phototherapy or severe skin acne within two weeks can't play hyaluronic acid; The third kind of people who can't play hyaluronic acid are patients with autoimmune diseases; Finally, people who are allergic to pharmaceutical ingredients should not play hyaluronic acid. We all know these problems now. Experts from the Air Force General Hospital pointed out that in many cases, cosmetic surgery of hyaluronic acid is impossible. Therefore, it is necessary to ask the beauty lovers to be cautious.