Sunflower seeds, botanically known as achenes, are the edible seeds of the sunflower plant. They are small, oval-shaped and have a black and white striped outer shell. The inner kernel is a source of nutrition, containing healthy fats, proteins, vitamins, and minerals. Sunflower seeds are a popular snack food and are also used in baking and cooking. They are also used to make oil, which is used for cooking and in cosmetics.