has 70 calories/1 oz 90-proof vodka (45% alcohol) has 73 calories/1 oz 100-proof vodka (50% alcohol) has 82 calories/1 oz When it comes to portion size, the average serving size of wine and ...

If you've ever wondered what the strongest alcoholic drink you can have is, the answer lies in something called the "proof" of the alcohol. If you've ever looked at the label on a bottle of liquor ...