Multivitamins would have to contain all the nutritional values for which your body needs, but a growing number of studies show that multivitamins can have negative effects on health.
Survey of American scientists has shown that most multivitamins contain harmful levels of metals that increase the risk of cognitive impairment later in life.
Prof. Neal D. Barnard and his team of experts have analyzed the components of multivitamins. They discovered that many multivitamins contain twice the levels even higher iron and copper compared to the recommended level.
Previous studies have shown that increased levels of iron can cause the development of Alzheimer's disease, while increased levels of copper can cause the accumulation of plaques in blood vessels, increasing the risk of heart attack and stroke.
Studies have shown that people who are in the body have excessive levels of copper, have a risk three times greater for developing mental illness.
Copper and iron increase the circulation of oxygen to the brain, one thing it's good for any brain function. On the other hand, excessive levels of oxygen in the brain can cause oxidative stress, where the risk of nerve damage.
Multivitamins do not necessarily harm health, as long as you take them in accordance with the doctor's recommendations. But, in most cases, need to take multivitamins there. Nutrient levels in the body can grow in a natural and safe way, emphasizes HealthNews.
Researchers emphasize that all people, whose diets are different, of course do not need multivitamins, transmits Koha.net. Vitamins D and B12 often do not consume enough, so do take supplements because they are found in a small number of foods.
If the doctor says you need to take multivitamins, seek those things which do not contain copper and iron, because they certainly are consumed in sufficient quantities through meat and vegetables, and cereals and dairy products.
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