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If you still feel fatigue or sluggish, check your thyroid, B12 levels, and vitamin D
Vitamin B12 is vital for the adequate functioning of our digestive system and defends us against harmful viruses and bacteria
Better still, if you know you will be on 0.25mg for four weeks and then 0.5mg for the next four weeks, you can plan your reconstitution date so that the 28-day window covers both titration steps
In either case, the healthcare provider will provide detailed instructions
Possible Side Effects Vitamin B12 injections are generally very safe
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