Red wine is an alcoholic beverage that is produced by crushing red grapes and using yeast to consume the grape sugars. The yeast converts the sugars into alcohol over time. The result is a beverage that has been enjoyed for centuries and continues to be a popular alcoholic drink today. Below you will find the nutritional information in a typical glass of wine or 5 fluid oz.
Calories, Carbohydrates, Fat and Protein
Alcoholic beverages like red wine contain empty calories. Most of the 125 calories in a single glass come from sources with little or no nutritional value. These sources include 15.6 g of alcohol and 3.8 g of carbohydrates. Few calories in wine come from protein and fat. A glass of wine only contains .1 g of protein and no fat or cholesterol. A glass of wine also contains less than 1 g of sugar and no fiber.
Minerals and Vitamins
A serving of wine contains insignificant amounts of minerals. For example, 5 fluid oz. of wine only has 8.5 percent of the recommended dietary intake of iron for men and 3.8 percent for women. A serving also has 9.4 percent of potassium and 10.8 percent of manganese. The beverage also contains less than 5 percent of magnesium and phosphorus. However, red wine has high levels of fluoride. There is 51 percent of the recommended intake of flouride for men and 38 percent for women. This mineral aids in cavity prevention by maintaining strong enamel. A glass of red wine is also low in vitamins. There is only 6.5 percent of the recommended dietary intake of vitamin B6 and 4 percent of riboflavin. Red wine contains less than 1 percent of other vitamins.
There are two types of antioxidants in red wine, flavonoids and nonflavonoids. Research suggests that these antioxidants may help prevent heart disease by raising good cholesterol and lowering the risk of artery damage. Resveratrol, a nonflavonoid, comes from the skin of grapes and is believed to reduce blood clots that cause heart attacks and strokes.