Olive oil is rich in vitamins, fat-soluble vitamins - A, D, E and K.
Vitamin A is paramount for the physiology of our vision, it has a beneficial effect on the heart and circulatory system. It also shields the skin and mucous membranes from various infections and infectious diseases.
It's also worth mentioning that olive oil carries the same substance as ibuprofen - oleocanthal. This bitterness-related substance has an anti-inflammatory effect. This explains why good olive oil should also be bitter as it guarantees its healing and protective effects on the body.