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When you take a B12 pill, it has to travel through your digestive system
The injection is administered into the muscle most commonly the upper arm or thigh
For more information on B12 injections, read our blogs here
Why Choose Vitamin B12 Injections Over Oral Supplements
Errors in this step cascade through your entire protocol, making accurate dosing impossible regardless of how carefully you plan timing and amount
Q: How long do the effects last
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