After the solution injected by Shuiguangzhen enters the dermis, it will hydrate with cells, promote blood microcirculation and the absorption of nutrients by the skin, and it will be continuously diluted and absorbed, so the maintenance time is limited. Generally, a course of treatment is three times, once a month, and the effect can be maintained for about 3~6 months after three times of continuous water injection.

People with dry skin and neglect to maintain it for a short time, about 2 to 3 months. Of course, this has something to do with everyone's skin quality, living habits and daily maintenance.