Olive oil is obtained from the fruit of the olive tree. Olive is a traditional product of the Mediterranean region. People make olive oil by pressing whole olives.
People use olive oil in cooking, cosmetics, medicine, soap, etc. Olive oil was originally from the Mediterranean, but today, it is popular all over the world.
In the diet, people keep olives in olive oil or saltwater. They are eaten whole or chopped and added to foods. They can use olive oil for cooking for bread, for cooking pasta, cooking, or as a salad dressing. Some people use it with a tablespoon for medicinal purposes.

Properties of edible and hygienic olive oil

Many studies have looked at the health benefits of olive oil. Olive oil is wonderful, it is the best oil on the market, it is rich in antioxidants, which help prevent cell damage caused by molecules called free radicals. Free radicals are substances that the body produces during metabolism and other processes. Antioxidants neutralize free radicals. Too many free radicals can cause oxidative stress. This can lead to cell damage and may play a role in some diseases, including certain types of cancer.

Olive oil and the cardiovascular system

Olive oil is the main source of fat in the Mediterranean diet. People who take this diet seem to have a higher life expectancy than people who follow other diets, including those who are less likely to die from cardiovascular disease. Some experts call it the "standard in preventative drugs."
According to the authors of a 2018 study, the US Food and Drug Administration (FDA) and the European Food Safety Authority recommend that you consume about 20 grams or two tablespoons of olive oil per day to reduce the risk of heart disease Vascular shrinkage.
The results of a study showed that the polyphenols in essential olive oil can protect against cardiovascular disease, atherosclerosis, stroke, brain dysfunction, and cancer. Polyphenols are an antioxidant.

Metabolic syndrome

Metabolic syndrome is a condition that is exacerbated by several risk factors and increases the risk of disease including obesity, high blood pressure, and high blood sugar.
According to the results, olive oil in the Mediterranean diet may improve the characteristics of the metabolic syndrome, such as inflammation, blood sugar, triglycerides (fats in the blood), and low-density lipoprotein (LDL) or "bad". Cholesterol, in contrast, appears to increase levels of high-density lipoprotein (HDL) or "good" cholesterol.

 Treat depression

Studies have shown that the compounds in extra virgin olive oil may help protect the nervous system and may be useful in treating depression and anxiety.

reduce the risk of cancer

ingredients in olive oil may help reduce the risk of breast cancer, but not all findings confirm this. Olive oil contains substances that may help prevent colon cancer.

 Alzheimer's disease

Some scientists have suggested that consuming extra olive oil in the diet may help prevent Alzheimer's disease. This may be due to its protective effect on blood vessels in the brain.
Consumption of ultra-rich olive oil can help slow or stop the progression of Alzheimer's.

 Olive and liver oil

Studies have shown that the molecules in extra virgin olive oil may help prevent or repair liver damage. Oil MUFAs, which are mainly oleic acid and its phenolic compounds appear to help prevent inflammation, oxidative stress, insulin resistance, and other changes that can lead to liver damage.

 Properties of olive oil for the intestines

Inflammatory bowel disease (IBD) causes inflammation of the gastrointestinal tract. Ulcerative colitis and Crohn's disease are types of IBD. Phenol in olive oil may help boost intestinal immunity and intestinal health by altering microbes in the gut.

Wound oil

Vitamins and other antioxidants in olive oil may help scars skin cells to heal wounds. Simply massage the dissolved oil into the wound or mix it with lemon juice to treat areas of high blood pressure where the skin has darkened due to the scar. 
Olive oil may also be used to prevent or treat stretch marks, although studies on its effectiveness have found mixed results.

The number of vitamins

Olive oil contains fat-soluble vitamins A, D, E, and K. Some of these vitamins are good for the skin. For example, people have historically used vitamin E oil topically to treat a variety of skin conditions, including psoriasis and eczema.

Antibacterial effects 

Olive oil has been shown to have antibacterial properties. However, there are very few studies on the ability of olive oil to control bacteria on the skin. A small study looked at the effects of using olive oil and coconut oil on Staphylococcus aureus bacteria on the skin. The results showed that both oils have antibacterial properties, but virgin coconut oil is more effective in killing bacteria.
However, olive oil may sometimes be used to treat bacterial skin infections. Healing may also improve in people with foot ulcers caused by type 2 diabetes.