One stick of margarine is equal to 1/2 cup or 8 tablespoons. When measured in ounces, 1 stick equals 4 fluid ounces. In grams, one stick measures 112 grams. Each stick of margarine contains approximately 696 calories, 80 grams of fat and 784 milligrams of sodium.
Most margarine products, apart from providing 10 percent of the recommended daily value of vitamin A, have minimal health benefits and high saturated fat contents. Margarine is made with refined vegetable oils, water, milk and salt. It also contains numerous additives and preservatives, including food colorants and artificial flavors. Created as a substitute for butter, margarine is commonly used as a spread or for cooking and baking.