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Alcohol and diet


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Definition

Alcohol comes from fermenting starches and sugars. Alcohol has about 7 calories per gram. These are considered "empty" calories because alcohol contains no beneficial nutrients, such as vitamins and minerals.


Alternative Names

Liquor; Diet - alcohol


Function

Alcohol has about 7 calories per gram. These are considered "empty" calories because alcohol contains no beneficial nutrients, such as vitamins and minerals.

A 12-ounce beer contains about 150 calories. Sugary, carbonated beverages and fruit juices contribute additional calories when mixed with alcohol in a cocktail.

Beers, wines, and liquors all contain different amounts of alcohol. In general, a 12-ounce beer, a 5-ounce glass of wine, and a 1.5-ounce shot of liquor have about the same amount of alcohol and the same number of calories.




Beer is 3 - 8% alcohol. "Light" or lower-calorie beers are closer to 3% alcohol. "Hard" liquors contain about 40% alcohol and tend to be higher in calories.

White wines average 12% alcohol, and red wines average 14% alcohol.

"Proof" means the alcohol content of distilled liquors. It is the percentage of alcohol multiplied by two. For example:

  • 50% alcohol = 100-proof
  • 100% alcohol = 200-proof


Review Date: 05/02/2009
Reviewed By: Linda J. Vorvick, MD, Medical Director, MEDEX Northwest Division of Physician Assistant Studies, University of Washington, School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

A.D.A.M., Inc. is accredited by URAC, also known as the American Accreditation HealthCare Commission (www.urac.org).

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