 Can-C eye drops by Wise Choice Medicine. If you want to find out more about that, you can at WiseChoiceMedicine.com. WiseChoiceMedicine.com for the Can-C eye drops. There are also herbs. Ginkgo biloba. You've got forskolin and bilberry. These are all available in health food stores, by the way. You can get ginkgo biloba in health food stores, forskolin, bilberry.