After hyaluronic acid injection, you can usually wash your face the next morning, but it also depends on your skin type. Hyaluronic acid injection is a minimally invasive cosmetic surgery technique, the injection needle hole is small, the trauma is small, so the recovery is faster, usually the next morning you can wash your face, the third day can carry out normal facial care. However, it should be noted that the injection site should be gently wiped with alcohol before washing the face, and the action should be gentle when washing the face, so as not to scrub the injection site with force to avoid local bruising or even hyaluronic acid displacement. Also, avoid using irritating cleansers when washing your face, and use warm water for the first time. In addition, due to the difference of each person’s physique, it is necessary to decide the time to wash your face according to your own situation. If the injection site is still red and swollen, it is better not to wash your face first. After hyaluronic acid injection, patients need to pay attention to rest, eat a light diet, avoid spicy and stimulating food, avoid smoking and alcohol, and avoid touching the injection site with force to facilitate recovery.