Red onions also have several potential health benefits. They are a good source of vitamin C, fiber, and antioxidants. Studies have shown that consuming red onions may help reduce the risk of certain chronic diseases. They are commonly used in many culinary dishes, including salads, soups, stews, and sandwiches, and can be eaten raw or cooked. They add a distinct flavor, color, and texture to dishes, making them a popular ingredient in many cuisines worldwide.