Frequent use of eye wash, on the one hand, due to the preservatives of eye wash will affect the patient’s vision; on the other hand, the antibacterial components of eye wash will cause bacterial dysbiosis. Regular use of eyewash will have a great impact on the person’s vision, and the use of a long time can easily lead to eye redness. Because eye wash contains preservatives, such as boric acid, which can destroy the mucin on the surface of the cornea, triggering the phenomenon of vision loss. Eyewash contains many ingredients, all contain antibacterial components, long-term use will lead to dysfunction of the flora in the eye, resulting in eye inflammation, and even some antibacterial drugs will further damage the cornea, causing a series of allergic reactions. Therefore, it is not recommended to use eye wash for a long time in non-essential situations, and if you have eye discomfort, it is recommended to consult a doctor in time.