http://www.testcountry.org/vitamin-b6-deficiency-test.htm Home Health Testing and Drug Testing Articles Mon, 08 Mar 2010 19:38:42 -0800 http://wordpress.org/?v=2.8 hourly 1 http://www.testcountry.org/vitamin-b6-deficiency-test.htm/comment-page-1#comment-10599 Signs and Symptoms of Vitamin B6 Deficiency | TestCountry Articles Mon, 19 Oct 2009 21:02:35 +0000 http://www.testcountry.org/?p=298#comment-10599 [...] interesting potential cause of vitamin B6 deficiency may be the use of contraceptive drugs. These drugs disturb the trytophan metabolism and can [...] [...] interesting potential cause of vitamin B6 deficiency may be the use of contraceptive drugs. These drugs disturb the trytophan metabolism and can [...]

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