do b12 tablets work as well as injections Vitamin vs. Oral Supplements: Which is Better? Do You Need a Prescription

Interestingly, most people are deficient in vitamin B12, especially vegetarians or vegans, and persons with specific diseases

That quick response is one reason injections are often recommended for people with ongoing fatigue or confirmed deficiency

Many patients experience significant pain reduction and improved mobility without the long-term side effects of medication

The fetus practiced feeding by drinking amniotic fluid in-utero but so far nutrients never reached the GI system

If fatigue is severe, sudden, or unexplained, bring it to your clinician B12 is one possible factor, but it's not the only one worth ruling out