US$ 23.84
b12 injection source VITAMIN Sandoz Vitamin B12 Injectable Solution
Description
However, call your doctor if the soreness worsens or lasts more than 2-3 days

Chronic treatment should be with an oral B 12 preparation

The FDA's GRAS determination confirms safety for oral consumption as a food ingredient

Research has shown approximately 40% oral bioavailability in animal studies

Do I have to stay on this forever
