Oral supplements: can work for mild deficiency and maintenance in people who absorb B12 normally, but tend to take longer and are less reliable when absorption is impaired
Ninomiya T, Kiyohara Y, Kubo M, Yonemoto K, Tanizaki Y, Doi Y, Hirakata H, Iida M
The person I chatted with was not very familiar with BBB.implied I was old by asking about it.alot of people in 50s probably need B-12 While I admit there are several of forms of review out here to utilizeits offensive to imply us old people need to use Google because that other stuff hasnt been used for years Better Business Bureau is quite useful for helping with complaints and resolving problems in fact they are STILL open for business in 2020!!..I just wanted to let Elizabeth know this
Journal of Neurology, Neurosurgery, and Psychiatry
(PubMed) Clarke R, Smith AD, Jobst KA, Refsum H, Sutton L, Ueland PM