2013年3月18日 · Hi all, i wondered if those who are more knowledgeable than me could take the time to explain about high b12 levels AFTER supplementation. I had a borderline b12 …

2014年4月7日 · B12 tests are a poor indicator of B12 levels in the body because they measure both the active transcobalamin form of B12 and the inactive haptocorrin form of B12, which is …

2012年8月8日 · Hi, Cazzzzzy. High serum B12 can be caused by a functional B12 deficiency. In that condition, there is enough B12 in the body, but the cells are not able to use it properly, so …

2013年2月8日 · I thought humans excrete excess B12, but we certainly don't seem to be doing so. We both also have low D that does not increase easily even with high doses of sublingual …

2017年7月18日 · I am wondering if anyone can shed some light as to why a person would have high serum B12 levels (>2000 ) but urinary MMA is high at around 8 whereas the reference …

2015年1月20日 · My big concern is..... what if serum B12 is very LOW. Is there a problem adding in Lithium BEFORE B12 and driving the serum level of B12 even lower... and therefore …

2016年9月1日 · Sure hope someone can give me their insight. As I've posted previously, my B12 level is very high (greater than 2000). I developed many symptoms of a B12 deficiency and …

2018年6月17日 · Testing B12 status accurately is challenging, and certainly not the exact science most GPs assume it to be. Serum concentration is particularly useless in showing how well …

2011年5月19日 · The average b12 level measured before treatment was over 700pg/ml with the highest levels over 1500pg/ml. 63% of positive responders would have been excluded by tests …

2012年1月25日 · i have a very high b12 without getting b12 injections or supplements for the last 10 years. and my diet should be a reason for b12 deficiency! i also have a lot of b12 defiency …