Onion powder is a finely ground form of dehydrated onions, commonly made from Allium cepa, and is widely used as a convenient seasoning in culinary applications. It offers a concentrated onion flavor that blends easily into soups, sauces, spice mixes, snacks, and ready-to-eat foods without the need for fresh chopping. Rich in antioxidants and essential nutrients, onion powder also provides mild health benefits such as supporting immunity and digestion. Its long shelf life, ease of storage, and consistent taste make it a popular ingredient in both household cooking and the food processing industry.