bad reaction to b12 injection Shots Side Effects And How Treat Them Why do I feel worse

Minimal response may warrant increasing by 50-100mcg

Once you learn the options for B12 injection sites and you realize the benefits and straightforward steps of a vitamin B12 injection, it may be the best solution for you and an easy way to treat the symptoms of conditions such as a vitamin B12 deficiency and anemia

Nasal Sprays and Patches Non-invasive alternatives, with effects developing over several days to a week

Never jump directly to the advanced dose

Why Injections Beat Pills (For Most People) The simple math: injectable B12 bypasses the stomach acid, liver metabolism, and intestinal absorption issues that limit oral B12 to about 1% bioavailability in most adults