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Table of Contents: How long does it take to start feeling refreshed after a Vitamin B12 shot
Jesse H
Signs your dose needs adjustment Increase dose consideration: Minimal response after 3-4 weeks at current dose, stable weight and measurements despite consistent protocol adherence, absence of any subjective improvements in energy or fasted tolerance
B12 injections are intramuscular shots (meaning they go into the muscle), which are absorbed rapidly because of the great blood supply in the muscle
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