Yes, you can eat acorn nuts, but they are generally not eaten raw due to the presence of tannins, which are bitter compounds that can be toxic and reduce nutrient absorption. Acorns have been consumed by various cultures for thousands of years as a food source after proper preparation. The key to making acorns safe and palatable is to remove the tannins through processes like soaking, boiling, or leaching in water repeatedly until the water runs clear. This preparation removes the bitterness and harmful tannins, making acorns a nutritious source of protein, carbohydrates, fats, and minerals. Care must be taken to avoid acorns with mold or insect damage, and individuals should introduce acorns gradually to their diet to monitor for any allergies or adverse reactions. Overall, once properly processed, acorns can be eaten safely and used in various ways, including as nuts, flour, or oil.