Eyebright herb can easily be found in most health or natural food stores. It is available in teabags, loose dried leaves, powder, liquid, tablets, capsules, tincture, and oil. It is also occasionally packaged with dried bilberries which is also used in the treatment of eye related conditions.
Learner's definition of PREDICTIVE. [more predictive; most predictive] formal. : making it possible to predict what will happen : useful in the prediction of something. The test does not have much predictive value. High blood pressure is predictive of future heart problems.
Predictive analysis is about predicting the future: data mining information from data sets and analyzing it in order to find patterns and predict future events or trends. It is a forecasting tool. There are many examples of it being used today: In fact, the Oakland A's used it (long before it was cool) in the early 2000s to improve team performance.