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 4/8/2018
Updated by: Ryan James Kimmel, MD, Medical Director of Hospital Psychiatry at the University of Washington Medical Center, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.