Here are the ingredients based on AREDS and AREDS2 research:
- 500 milligrams (mg) of vitamin C
- 400 international units of vitamin E
- 80 mg zinc as zinc oxide
- 2 mg copper as cupric oxide
- 10 mg lutein and 2 mg zeaxanthin
https://www.xiidra.com/ — the ONLY fda approved eye drop for dry eye. $500.