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when b12 injections don't work Not Working? Your Cofactors Might Be the Problem : r/B12_Deficiency Vitamin B12 Injection Procedure
Description
Neither is a reason to avoid B12, just a reason to be aware
For long-term maintenance, most healthcare providers recommend one B12 injection every 4 to 12 weeks
Persistent fatigue and weakness
Note on humans: These benefits are not established in humans no completed clinical trials exist [1]
