Vitamin B12
<p>Wheatgrass is also thought to be superior to other vegetables in its content of <a href="http://en.wikipedia.org/wiki/Vitamin_B12" title="Vitamin B12">Vitamin B<sub>12</sub></a>, a vital nutrient. Contrary to popular belief, B<sub>12</sub> is not contained within wheat grass or any vegetable, rather it is a <a href="http://en.wikipedia.org/wiki/Byproduct" title="Byproduct" class="mw-redirect">byproduct</a> of the <a href="http://en.wikipedia.org/wiki/Microorganism" title="Microorganism">microorganisms</a> living on plants.<sup id="cite_ref-13" class="reference"><a href="http://en.wikipedia.org/wiki/Wheat_grass#cite_note-13">[14]</a></sup>
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