ono-unsaturated fats found in Andalucian Girl extra virgin olive oil have the same kilo joule content as other fats (around 37kJ per gram); however, some research suggests that it may be more difficult to put on weight from mono-unsaturated fats.

Those following a Mediterranean diet high on extra virgin olive oil shed excess pounds from both the upper and lower body, but the other group mainly lost fat from the lower body. People who store their body fat around the waist and abdomen ('apple shaped') have a higher risk of heart disease than those people who carry their weight at the hips and thighs ('pear shaped').