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how long to feel b12 injection Vitamin Injections: What You Need Know How Long Does It Take
Description
Berg U, Bang P

Studies have shown that B-12 positively affects the brain, helping reduce stress and improve cognitive functioning

Medical guidance is recommended to ensure appropriate dosage and minimise risks

Initially, frequent injections may be required to build up a sufficient store of vitamin B12

However, MMA levels can be elevated in those with thyroid and kidney conditions, which limits the tests specificity (9, 10)

How do I know Vitamin B12 is working for me
