how many grams of sugar in monster?
Best Answer: A can of Monster has about 52 grams of sugar in it. A teaspoon of sugar weighs about 4 grams. So a can of Monster has about 13 teaspoons of sugar. 13 tsp is equal to 4 tablespoons + 1 tsp, or just over 1/4 cup of sugar. Source(s): chuck Â· 8 years ago.