http://articles.mercola.com/sites/articles/archive/2003/05/28/vitamin-b-12.aspxVitamin B-12 deficiency can be difficult to diagnose clinically, as its symptoms are often nonspecific including: Fatigue Lassitude Malaise Vertigo Cognitive impairment that could be attributed to old age Moreover, symptoms vary and often don’t includeenCommunityServer 2008.5 SP1 (Build: 31106.3070)http://articles.mercola.com/sites/articles/archive/2003/05/28/vitamin-b-12.aspx#218242Tue, 15 Sep 2009 07:40:01 GMT24451277-a5aa-4add-96dc-64081bfd86fa:218242GWOODY<p>I see he says the Intranasal is expensive. But earlier in the article It was mentioned about a &quot;sub lingual mist,&quot; &nbsp;I never heard any elaboration on that through the rest of the articles. Anybody know anything about it? Perhaps its cheaper? </p> <img src="http://articles.mercola.com/aggbug.aspx?PostID=218242" width="1" height="1">http://articles.mercola.com/sites/articles/archive/2003/05/28/vitamin-b-12.aspx#36990Thu, 29 Jan 2009 04:03:04 GMT24451277-a5aa-4add-96dc-64081bfd86fa:36990nicspeth<p>I am wondering the same thing since I just received my first B12 injection today and it contains up to 625 mcg/L of aluminum. From the little searching that I have done just now it appears there are some that do not contain aluminum. I have not looked it up yet, but I read Sandoz Canada makes an aluminum-free solution. </p> <img src="http://articles.mercola.com/aggbug.aspx?PostID=36990" width="1" height="1">http://articles.mercola.com/sites/articles/archive/2003/05/28/vitamin-b-12.aspx#36988Tue, 06 May 2008 22:28:58 GMT24451277-a5aa-4add-96dc-64081bfd86fa:36988Bright Life<p>Is the aluminum preservative found in B-12 injection a concern to one's health?</p> <img src="http://articles.mercola.com/aggbug.aspx?PostID=36988" width="1" height="1">