Phosphorylcoline

1. Phosphorylcoline is a human-friendly material with a molecular structure similar to human cells, and is a coating material for stents used in artificial heart or vascular surgery and is a safe material that can be permanently inserted into the body for life.

2. A hydrophilic material that interacts strongly with water, it forms a layer of moisture on the surface of the lens.

3. Phosphorylcoline forms a layer of moisture on the surface of the lens, which is effective in preventing protein and foreign substance.