Beer contains zero fat while milk is full of fat.
Beer is not contaminated with hormones or antibiotics. But milk is loaded with a wild variety of the pesticides and antibiotics fed to cows.
Beer has no cholesterol. In every 8-oz. serving, milk holds 20 mg of cholesterol.
beer is better for you than milk
Beer contains only 12 mg of sodium in one serving while milk is loaded with it.
In every 12-oz. serving, beer holds 3 grams of complex carbohydrates. Milk contains zero complex carbohydrates.
In every cup, beer contains a half gram of fiber. Milk has zero fiber.

According to the American Heart Association, milk is linked to diabetes, heart disease, cancer, asthma, strokes, allergies, iron deficiency, and the common cold. Recent studies have also shown that milk consumption may cause osteoporosis.

"It is vital to understand that milk is useless against osteoporosis, so that people will understand what really does help. Milk is no substitute for exercise, avoiding animal protein and sodium that deplete calcium, and other factors," says Neal D. Barnard, M.D., president of Physicians Committee for Responsible Medicine. Over a 12-year period, the Harvard Nurses' Health Study revealed that milk-drinkers had more bone breaks than women who rarely drink milk.