Many people follow a number of special programs in order to lose weight and get the bodies they desire, so the methods vary from food diets to exercise and sometimes plastic surgery to get rid of extra weight.

Food or food smells are one of the things we want to eat or not eat, but some smells play a role in losing weight.

Virgin olive oil: According to a study by the German Chemical Research Center, the smell of virgin olive oil gives a feeling of fullness.

The study included a number of volunteers, and experts found that they consumed milk added to it an aromatic extract of olive oil. It was found that they consumed less calories than those who did not eat milk in addition to the special aromatic.

The first group also showed a rise in the serotonin hormone, which is associated with a feeling of satiety.

This discovery is good news for olive oil lovers, because the oil is saturated with what is known as healthy fats that help burn belly fat, known as MUFA.

Garlic Smell: In a study published in 2012 in the magazine Flavor, it came to the large role of garlic smell and its direct impact on the nerve centers in the brain and make you consume less food.

The addition of some red pepper to eating alongside garlic greatly helps to feel full, as well as some studies that have discovered an important role for red pepper, which helps burn calories.

Green apple and banana: A study at the Research and Treatment Center for Smell and Taste found that overweight people who smelled bananas or green apples when hungry were losing more weight than those who did not.

Shammar: This plant acts as an appetite suppressant, as it is consumed as a drink with a glass of cold water between meals.

Grapefruit: This fruit, which contains vitamin C of lycopene-loaded citrus, is a favorite fruit of the dieter, but it may enhance your efforts to lose more weight if you take a few seconds to smell it before eating it.

Researchers at the University of Osaka in Japan found that exposing mice to the smell of grapefruit oil for 15 minutes helped reduce their appetite and weight, and researchers believe it may be related to how the smell interacts with liver enzymes.