Alcohol is considered a macronutrient in that it provides energy (about 7 calories per gram). The equivalent of a 1-ounce shot of liquor is approximately 80 to 90 calories.
Review Date 5/10/2020
Updated by: Fred K. Berger, MD, addiction and forensic psychiatrist, Scripps Memorial Hospital, La Jolla, CA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.