Introduced in 1977, Natural Light is a reduced-calorie light beer brewed by Anheuser-Busch. Its ingredients are listed as water, barley malt, cereal grains, yeast, and hops. The nutritional facts of one 12 ounce can is 95 calories, 3.2 grams of carbohydrates, 0.7 grams of protein, and 4.4% alcohol by volume.