US$ 27.30
b12 injection indication VITAMIN vitamin c and vitamin b12
Description
The major portion is excreted within the first 24 hours

Usually, its 100 mg thiamine and 1,000 mcg B12

The reason why you often need to take vitamin B12 supplements is that it is an essential vitamin
Injections bypass the digestive tract, which makes them more effective for people with absorption issues or severe deficiencies