The hydration needle is the use of hyaluronic acid (hyaluronic acid) through the equipment directly injected into the dermis, so that the skin dermis full of moisture, improve fine lines, make the skin hydrated, soft, shiny and translucent, really solve the problem of lack of moisture in the dermis. According to the different needs of the candidates, you can use a variety of injections, multiple effects, one-stop beauty care, but there are also certain side effects, including the following: 1, some candidates to take a needle hydrophobic treatment, there will be obvious pain, can be improved by applying local anesthetic before treatment; 2, due to improper operation, some candidates may appear acne phenomenon; 3, injection hydrophobic needle Afterwards, because of the minimally invasive needle eye, the skin may be abnormally dry. At this time need to do more mask, in addition to go out must apply sunscreen, do a good job of sun protection, so as to make the efficacy of the hydration needle relatively better, more durable. The effect is limited because the ingredients of hydrafacial injection will be metabolized slowly after being injected into the body. The maintenance time of hydrafacial injection will vary depending on the severity of each person’s skin problems and the number of injections. In clinical practice, it is necessary to inject the hydrafacial injection according to the course of treatment or repeat the treatment according to the skin condition of the candidate and under the advice of the doctor, which can improve the skin problems. The water light injection belongs to the medical beauty category, so you must choose the regular medical institutions and professional doctors to operate. In the operation method, professional doctors will be more skilled and precise, for special parts of the operation will be different, so as to ensure that the beauty seekers have a hydrated and shiny skin.