Pay in 4 interest-free payments of $5.95 Learn more
Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
The average adults daily requirement is estimated to be 2.4 micrograms a day, with the best dietary sources of B12 coming from animal products
1 2 "Pernicious anemia: new insights from a gastroenterological point of view"
Tapering versus abrupt cessation The clinical trials did not specifically study tapering protocols, but physiological principles suggest a gradual dose reduction may produce a smoother transition than abrupt cessation
Oral supplementation almost never produces symptoms because the body absorbs only a small fraction of high-dose oral B12 and excretes the rest
US$ 28.58
US$ 24.12
US$ 26.80
US$ 20.00
US$ 23.79
US$ 21.21
US$ 23.68
US$ 27.80
