Walnut production, which dates back to ancient times, is used in alternative medicine. It meets 85% of the omega-3 fatty acid the body needs. The walnut tree, which is a complete source of healing from its tree to its leaf; It is used in furniture making thanks to its thick body. In our country, it is often grown in the Aegean, Southeastern Anatolia and Black Sea Regions. Walnuts are rich in folic acid, vitamin E, iron, phosphorus, magnesium, potassium, zinc and omega-3 fatty acids. It has been revealed as a result of researches that memory-strengthening walnuts are good for many diseases from heart to eye diseases when they are kept in water with their shells the night before and consumed regularly from the next day.