vitamin b12 deficiency injections how often Are Shots Safe? Royal Palm Beach Medical Group Who Needs B12 Injections, How

Your body uses it for a few important jobs: Making red blood cells, which carry oxygen and keep your energy up Turning the food you eat into usable energy, which supports your metabolism Keeping your nerves healthy and preventing tingling or numbness Supporting mood, focus, and mental clarity A shot delivers B12 straight into the muscle and bloodstream, so it skips the digestive system entirely

2 hrs after reaching the maximum plasmatic concentration, the concentration of active drug is higher in the synovial fluid than in the plasma and the rest is reached in a period of 12 hrs

These injections by pass the digestive system, allowing for faster absorption and greater bio availability

If symptoms suggest deficiency but serum B12 looks normal, ask for a methylmalonic acid (MMA) test it detects cellular deficiency earlier