<description>&lt;p&gt;Including the symptoms of vitamin B12 deficiency&lt;/p&gt;
&lt;p&gt;This episode features audio from:&lt;/p&gt;
&lt;ul&gt;
&lt;li&gt;&lt;a href="https://nutritionfacts.org/video/how-long-does-It-take-to-become-vitamin-b12-deficient-and-what-are-the-symptoms/"&gt;How Long Does It Take to Become Vitamin B12-Deficient and What Are the Symptoms?&lt;/a&gt;&lt;/li&gt;
&lt;li&gt;&lt;a href="https://nutritionfacts.org/video/the-best-way-to-test-for-vitamin-b12-deficiency/"&gt;The Best Way to Test for Vitamin B12 Deficiency&lt;/a&gt;&lt;/li&gt;
&lt;li&gt;&lt;a href="https://nutritionfacts.org/video/the-best-source-of-vitamin-b12-supplements-shots-or-fortified-foods/"&gt;The Best Source of Vitamin B12: Supplements, Shots, or Fortified Foods?&lt;/a&gt;&lt;/li&gt;
&lt;/ul&gt;
&lt;p&gt;Visit the video pages for all sources and doctor&amp;#8217;s notes related to this podcast.&lt;/p&gt;
&lt;p&gt;&amp;#160;&lt;/p&gt;</description>

Nutrition Facts with Dr. Greger

Everything You Wanted to Know About B12 (Part 1)

Everything You Wanted to Know About B12 (Part 1)

Description