but b12 injections at Olympia Best Vitamin B12 Injection Sites:

This brings us directly to the core of our discussion

Vitamin B12 supports: Red blood cell formation Normal nervous system function DNA production Cellular health Energy metabolism B12 does not work like caffeine

Inadequate levels of vitamin B complex can lead to weakened muscles, sluggish reflexes, or trembling sensations

These may include: Nausea and stomach upset Diarrhea Constipation Injection site redness or swelling Itching Headache Dizziness Blood clots Swelling In rare cases, some people may experience an allergic reaction to vitamin B12, which can cause symptoms such as hives, difficulty breathing, and swelling of the face, lips, tongue, or throat

Cox, JE