What's the recommended natural medicine for poor eye-sight?

None: Some products are sold as being useful for eye sight and eye disease but none have the benefit of any clinical testing and none are known to be of benefit to the eyes.

None: No natural medication has been proven to help poor eyesight or any eye condition. Some have been clinically tested with results that are negative (no effect). Many others are traditional but never tested and usually illogical. Don't waste your money.