Margarine is a spread made from vegetable oils, water, and sometimes milk. It was created as a cheaper alternative to butter and is often used in cooking and baking. Margarine can be found in various forms, including sticks, tubs, and liquid, making it versatile for different recipes and uses. Many people choose margarine because it can contain less saturated fat than butter, which may be better for heart health. Additionally, some brands fortify margarine with vitamins, such as vitamin D and vitamin A, providing extra nutritional benefits. Overall, margarine is a popular choice for those looking for a spreadable fat.