Primarily, the alcohol level. A four ounce glass of wine at 12 percent alcohol has about 120 calories; the same size with a wine 14 percent alcohol has about 140-160 calories; a 16 percent alcohol...
There are about 600 calories in an entire bottle of Zinfandel. However, the moderate consumption of beer, wine or spirits does not increase weight. However, it does contribute to good health and...