Depending on pH, it is sometimes present in the form of lactic acid. However, with the neutral pH maintained by the body, most lactic acid will be present in the blood as lactate. 1  Lactic acidosis is most commonly caused by an inadequate amount of oxygen in cells and tissues (hypoxia).
While olive oil typically doesn't come with negative side-effects, it is pure fat -- which contains more than double the calories of carbohydrates or protein. Therefore, overconsumption can lead to weight gain, which may contribute to heart disease and some types of cancer, according to The New York Times Health Guide..
Olive oil does not require processing, so it retains the vitamins that are found in olives. These vitamins may also benefit the body in various ways. Researchers also believe that olive oil can help reduce certain types of cancer, including colon, skin and breast cancers. Some people use it to relieve constipation and to help their digestive system work well.