Uncontrolled intake of vitamin supplements may cause the development diseases of the cardiovascular system. To such conclusion came researchers from the University of Colorado. Moreover, in some cases, an excess of vitamins increases the risk of cancer.
Within three months, the researchers observed the changes in condition of one thousand volunteers. Subjects were divided into two groups. The first part of the experiment received a nutritional Supplement with vitamins, the second – a placebo.
Scientists have found that regular intake of vitamin supplements increases the body's concentration of oncological markers. In the experimental group increased slightly the risk of developing cardiovascular disease.
Experts recommend that before taking vitamin supplements to consult with your doctor, or better yet, pass a special analysis, which will identify whether you need the vitamins at all. It is not necessary to take vitamins for the future, so they simply do not work.
According to the study, vitamin a in excess in the body by 20% increases the risk of lung cancer, vitamin C affects the probability of occurrence of cardiovascular diseases. With a significant increase in blood concentration of folic acid there is an additional risk of bowel cancer.