How many calories are there in olive oil?

There are 120 calories in 1 tablespoon of olive oil. This corresponds to 15 grams by weight. There are 1,920 calories in a cup of olive oil and 800 calories in 100 grams.

All of the calories in olive oil come from its fat content. Most of this fat, between 55 and 85 percent depending on the variety of olives and the growing conditions, is oleic acid, a type of monosaturated fat associated with better cholesterol levels. Altogether 1 tablespoon of olive oil contains 14 grams of fat, only about 2 grams are saturated. Olive oil also contains omega-3 fatty acids, which are associated with better cardiovascular health.