People who do not intake enough of various minerals and vitamins in their diet should take multivitamin nutritional supplements. Special diets, such as a vegetarian diet, may require specific supplements. Those that have illnesses impacting diet or taking medicines that reduce the absorption of certain nutrients may need supplementation. Special multivitamin supplementation is available for pregnant women.
MVM, or multiple vitamin-mineral supplements, have a wide variety of necessary and non-necessary nutrients. Through the convenience of a single pill, people can get a wide number of supplemental vitamins and nutrients. These supplements help to prevent deficiencies of minerals and vitamins in the body and help people to receive the health benefits believed to come from taking high levels of nutrients.
A minimum of 100% of the U.S. Recommended Dietary Allowance (USRDA) or the Daily Value (DV) of vitamins with recommended values is typically available in most MVMs. Mineral levels in high potency MVMs are usually 100%, while regular MVMs often have lower percentages.
Micronutrients that need to be in a complete multivitamin are the following vitamins:
by the Harvard School of Public Health
It has been asked by millions of people “If you eat a healthy diet, do you need to take vitamins?” Not very long ago, the common answer from most experts and professionals would have been an emphatic "no". However, today there's quite a bit of evidence that taking a daily multivitamin makes good sense for most adults.
by the Mayoclinic Staff
Given the popularity and availability of “high potency” amino acids, antioxidants, enzymes and herbs, it might seem like dietary supplements could replace food as a source of the nutrients the body requires. However, this is not the case.
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