What is the shelf life of cosmetic contact lenses? What are the dangers of wearing them after they expire?

Colored contact lenses are to be worn in the eyes and are extremely important. How long is the shelf life of these colored contact lenses? What are the dangers of wearing expired contact lenses?

What is the shelf life of cosmetic contact lenses?

The shelf life of cosmetic contact lenses is divided into sealed and unopened ones. Annual disposables are generally used for 4-5 years, and it is best to use them after 9-10 months after opening. After opening, follow the disposal cycle. The sooner you replace it, the healthier it is. Unopened products are generally 3 or 5 years.

What are the dangers of wearing expired contact lenses?

The usage cycles of cosmetic contact lenses are divided into daily, weekly, monthly, quarterly, semi-annual and annual. Currently, the healthiest and safest cosmetic contact lenses should be Johnson & Johnson daily disposable cosmetic contact lenses. Johnson & Johnson daily disposable contact lenses require new lenses every day, and there is no need to worry about the visual effect and oxygen permeability being affected due to excessive precipitation of bacteria, oils and proteins on the lens surface.

1. Expired cosmetic contact lenses may become dehydrated and deformed, and the foreign body sensation when worn will be deepened. When contact lenses reach the disposal period, the moisture loss will be very serious, and the lenses may even be deformed. The foreign body sensation will be very strong and can no longer meet the wearing needs.

2. The lenses of contact lenses will begin to break, and wearing them will be harmful to the health of your eyes.

3. The oxygen permeability of expired cosmetic contact lenses will deteriorate.

4. The anti-virus and antibacterial drugs and functions of expired cosmetic contact lenses may have disappeared or weakened. If you continue to wear them, it will only cause eye infections and various complications of eye diseases, and in severe cases, even blindness.

5. Wearing expired contact lenses will cause your eyesight to deteriorate because their transparency and refractive effects are very poor, which will increase the burden on your eyes and make your eyesight worse and worse.

How long is the shelf life of colored contact lenses? This depends on the specific shelf life. If the colored contact lenses are expired, do not wear them. Be careful not to endanger your health.