If you choose to take a daily multivitamin and mineral supplement, do your homework first, as there are numerous cases of supplements that do not contain what is listed on the ingredients list, and some even have high levels of contaminants such as lead.
A good rule of thumb when purchasing vitamin and mineral supplements is to look for the USP (U.S. Pharmacopeia) Verified Dietary Supplement or the NSF International (The Public Health and Safety Company) dietary supplement certifications on the label. These are nonprofit organizations that test all types of dietary supplements to ensure that they are safe and deliver what they're supposed to. If a product bears either of these logos, you can be assured that it:
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