This one seems like a no-brainer, but it might be time to rethink that horse pill you choke down everyday. In late 2013, research published in the lauded journal&amp;nbsp;&lt;em&gt;Annals of Internal Medicine&lt;/em&gt;&amp;nbsp;made mainstream media&amp;nbsp;headlines by&amp;nbsp;suggesting&amp;nbsp;that multi-vitamins only make manufacturers' bottom line healthier, not your body. Dr. &lt;a href=&quot;http://www.med.nyu.edu/biosketch/goldbn03&quot;&gt;Nieca Goldberg&lt;/a&gt;, the director of the Joan H. Tisch Center for Women's Health at NYU Langone Medical Center, agrees. &quot;You don't need them, especially if you're eating a normal diet,&quot; she says. However, some women &lt;em&gt;do &lt;/em&gt;have vitamin deficiencies &ndash; vitamin D is a common one &ndash;and pregnant women should take vitamins, so see your healthcare provider if you're unsure. &amp;nbsp;